Blame SOURCES/conntrack-tools-coverity20150818.patch

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diff --git a/src/cache.c b/src/cache.c
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index 7c41e54..79a024f 100644
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--- a/src/cache.c
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+++ b/src/cache.c
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@@ -34,7 +34,7 @@ struct cache_feature *cache_feature[CACHE_MAX_FEATURE] = {
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 };
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 struct cache *cache_create(const char *name, enum cache_type type,
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-			   unsigned int features, 
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+			   unsigned int features,
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 			   struct cache_extra *extra,
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 			   struct cache_ops *ops)
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 {
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@@ -53,7 +53,8 @@ struct cache *cache_create(const char *name, enum cache_type type,
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 		return NULL;
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 	memset(c, 0, sizeof(struct cache));
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-	strcpy(c->name, name);
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+	strncpy(c->name, name, CACHE_MAX_NAMELEN);
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+	c->name[CACHE_MAX_NAMELEN - 1] = '\0';
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 	c->type = type;
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 	for (i = 0; i < CACHE_MAX_FEATURE; i++) {
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diff --git a/src/cthelper.c b/src/cthelper.c
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index 6537515..54eb830 100644
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--- a/src/cthelper.c
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+++ b/src/cthelper.c
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@@ -277,11 +277,11 @@ static int nfq_queue_cb(const struct nlmsghdr *nlh, void *data)
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 	if (!attr[NFQA_PAYLOAD]) {
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 		dlog(LOG_ERR, "packet with no payload");
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-		goto err;
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+		goto err1;
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 	}
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 	if (!attr[NFQA_CT] || !attr[NFQA_CT_INFO]) {
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 		dlog(LOG_ERR, "no CT attached to this packet");
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-		goto err;
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+		goto err1;
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 	}
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 	pkt = mnl_attr_get_payload(attr[NFQA_PAYLOAD]);
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@@ -292,22 +292,22 @@ static int nfq_queue_cb(const struct nlmsghdr *nlh, void *data)
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 	queue_num = ntohs(nfg->res_id);
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 	if (pkt_get(pkt, pktlen, ntohs(ph->hw_protocol), &protoff))
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-		goto err;
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+		goto err1;
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 	ct = nfct_new();
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 	if (ct == NULL)
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-		goto err;
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+		goto err1;
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 	if (nfct_payload_parse(mnl_attr_get_payload(attr[NFQA_CT]),
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 			       mnl_attr_get_payload_len(attr[NFQA_CT]),
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 			       l3num, ct) < 0) {
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 		dlog(LOG_ERR, "cannot convert message to CT");
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-		goto err;
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+		goto err2;
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 	}
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 	myct = calloc(1, sizeof(struct myct));
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 	if (myct == NULL)
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-		goto err;
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+		goto err2;
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 	myct->ct = ct;
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 	ctinfo = ntohl(mnl_attr_get_u32(attr[NFQA_CT_INFO]));
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@@ -315,15 +315,15 @@ static int nfq_queue_cb(const struct nlmsghdr *nlh, void *data)
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 	/* XXX: 256 bytes enough for possible NAT mangling in helpers? */
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 	pktb = pktb_alloc(AF_INET, pkt, pktlen, 256);
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 	if (pktb == NULL)
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-		goto err;
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+		goto err3;
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 	/* Misconfiguration: if no helper found, accept the packet. */
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 	helper = helper_run(pktb, protoff, myct, ctinfo, queue_num, &verdict);
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 	if (!helper)
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-		goto err_pktb;
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+		goto err4;
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 	if (pkt_verdict_issue(helper, myct, queue_num, id, verdict, pktb) < 0)
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-		goto err_pktb;
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+		goto err4;
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 	nfct_destroy(ct);
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 	if (myct->exp != NULL)
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@@ -333,18 +333,19 @@ static int nfq_queue_cb(const struct nlmsghdr *nlh, void *data)
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 	free(myct);
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 	return MNL_CB_OK;
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-err_pktb:
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+err4:
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 	pktb_free(pktb);
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-err:
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+err3:
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+	free(myct);
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+err2:
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+	nfct_destroy(ct);
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+err1:
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 	/* In case of error, we don't want to disrupt traffic. We accept all.
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 	 * This is connection tracking after all. The policy is not to drop
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 	 * packet unless we enter some inconsistent state.
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 	 */
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 	pkt_verdict_error(queue_num, id);
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-	if (ct != NULL)
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-		nfct_destroy(ct);
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-
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 	return MNL_CB_OK;
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 }
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diff --git a/src/local.c b/src/local.c
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index 453799a..3395b4c 100644
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--- a/src/local.c
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+++ b/src/local.c
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@@ -77,7 +77,7 @@ int do_local_server_step(struct local_server *server, void *data,
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 	int rfd;
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 	struct sockaddr_un local;
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 	socklen_t sin_size = sizeof(struct sockaddr_un);
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-	
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+
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 	rfd = accept(server->fd, (struct sockaddr *) &local, &sin_size);
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 	if (rfd == -1)
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 		return -1;
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@@ -147,11 +147,14 @@ int do_local_request(int request,
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 	ret = send(fd, &request, sizeof(int), 0);
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 	if (ret == -1)
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-		return -1;
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+		goto err1;
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 	do_local_client_step(fd, step);
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 	local_client_destroy(fd);
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-	
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+
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 	return 0;
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+err1:
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+	local_client_destroy(fd);
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+	return -1;
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 }
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diff --git a/src/parse.c b/src/parse.c
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index f3ec6ac..919d36c 100644
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--- a/src/parse.c
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+++ b/src/parse.c
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@@ -297,7 +297,7 @@ int msg2ct(struct nf_conntrack *ct, struct nethdr *net, size_t remain)
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 			return -1;
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 		if (attr->nta_len < NTA_LENGTH(0))
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 			return -1;
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-		if (attr->nta_attr > NTA_MAX)
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+		if (attr->nta_attr >= NTA_MAX)
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 			return -1;
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 		if (h[attr->nta_attr].size &&
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 		    attr->nta_len != h[attr->nta_attr].size)
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@@ -510,7 +510,7 @@ int msg2exp(struct nf_expect *exp, struct nethdr *net, size_t remain)
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 		ATTR_NETWORK2HOST(attr);
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 		if (attr->nta_len > len)
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 			goto err;
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-		if (attr->nta_attr > NTA_MAX)
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+		if (attr->nta_attr >= NTA_EXP_MAX)
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 			goto err;
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 		if (attr->nta_len < NTA_LENGTH(0))
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 			goto err;
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@@ -524,13 +524,15 @@ int msg2exp(struct nf_expect *exp, struct nethdr *net, size_t remain)
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 			attr = NTA_NEXT(attr, len);
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 			continue;
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 		}
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-		switch(exp_h[attr->nta_attr].exp_attr) {
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+		switch (exp_h[attr->nta_attr].exp_attr) {
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 		case ATTR_EXP_MASTER:
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 			exp_h[attr->nta_attr].parse(master, attr->nta_attr,
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 						    NTA_DATA(attr));
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+			break;
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 		case ATTR_EXP_EXPECTED:
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 			exp_h[attr->nta_attr].parse(expected, attr->nta_attr,
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 						    NTA_DATA(attr));
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+			break;
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 		case ATTR_EXP_MASK:
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 			exp_h[attr->nta_attr].parse(mask, attr->nta_attr,
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 						    NTA_DATA(attr));
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diff --git a/src/process.c b/src/process.c
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index 7f0a395..3ddad5f 100644
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--- a/src/process.c
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+++ b/src/process.c
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@@ -48,6 +48,8 @@ int fork_process_new(int type, int flags, void (*cb)(void *data), void *data)
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 	if (c->pid > 0)
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 		list_add(&c->head, &process_list);
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+	else
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+		free(c);
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 	return pid;
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 }
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diff --git a/src/tcp.c b/src/tcp.c
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index af27c46..e570880 100644
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--- a/src/tcp.c
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+++ b/src/tcp.c
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@@ -247,13 +247,11 @@ int tcp_accept(struct tcp_sock *m)
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 	/* the other peer wants to connect ... */
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 	ret = accept(m->fd, NULL, NULL);
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 	if (ret == -1) {
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-		if (errno != EAGAIN) {
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-			/* unexpected error. Give us another try. */
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-			m->state = TCP_SERVER_ACCEPTING;
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-		} else {
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-			/* waiting for new connections. */
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-			m->state = TCP_SERVER_ACCEPTING;
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-		}
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+	/* unexpected error: Give us another try. Or we have hit
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+	 * -EAGAIN, in that case we remain in the accepting connections
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+	 * state.
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+	 */
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+	m->state = TCP_SERVER_ACCEPTING;
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 	} else {
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 		/* the peer finally got connected. */
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 		if (fcntl(ret, F_SETFL, O_NONBLOCK) == -1) {