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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aaron Miller <aaronmiller@fb.com>
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Date: Fri, 29 Jul 2016 17:41:38 +0800
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Subject: [PATCH] net: read bracketed ipv6 addrs and port numbers (pjones
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fixup)
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Various bug fixes related to previous patch.
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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grub-core/net/http.c | 6 ++++--
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grub-core/net/net.c | 24 ++++++++++++------------
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2 files changed, 16 insertions(+), 14 deletions(-)
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diff --git a/grub-core/net/http.c b/grub-core/net/http.c
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index f182d7b87..00737c527 100644
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--- a/grub-core/net/http.c
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+++ b/grub-core/net/http.c
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@@ -289,7 +289,9 @@ http_receive (grub_net_tcp_socket_t sock __attribute__ ((unused)),
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nb2 = grub_netbuff_alloc (data->chunk_rem);
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if (!nb2)
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return grub_errno;
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- grub_netbuff_put (nb2, data->chunk_rem);
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+ err = grub_netbuff_put (nb2, data->chunk_rem);
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+ if (err)
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+ return grub_errno;
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grub_memcpy (nb2->data, nb->data, data->chunk_rem);
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if (file->device->net->packs.count >= 20)
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{
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@@ -405,7 +407,7 @@ http_establish (struct grub_file *file, grub_off_t offset, int initial)
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data->filename, server, port ? port : HTTP_PORT);
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data->sock = grub_net_tcp_open (server,
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port ? port : HTTP_PORT, http_receive,
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- http_err, http_err,
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+ http_err, NULL,
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file);
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if (!data->sock)
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{
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diff --git a/grub-core/net/net.c b/grub-core/net/net.c
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index 1f887d44b..a0f4d00f0 100644
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--- a/grub-core/net/net.c
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+++ b/grub-core/net/net.c
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@@ -441,10 +441,11 @@ parse_ip6 (const char *val, grub_uint64_t *ip, const char **rest)
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int word, quaddot = -1;
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int bracketed = 0;
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- if (ptr[0] == '[') {
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- bracketed = 1;
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- ptr++;
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- }
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+ if (ptr[0] == '[')
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+ {
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+ bracketed = 1;
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+ ptr++;
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+ }
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if (ptr[0] == ':' && ptr[1] != ':')
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return 0;
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@@ -483,9 +484,8 @@ parse_ip6 (const char *val, grub_uint64_t *ip, const char **rest)
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grub_memset (&newip[quaddot], 0, (7 - word) * sizeof (newip[0]));
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}
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grub_memcpy (ip, newip, 16);
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- if (bracketed && *ptr == ']') {
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+ if (bracketed && *ptr == ']')
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ptr++;
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- }
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if (rest)
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*rest = ptr;
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return 1;
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@@ -1389,7 +1389,7 @@ grub_net_open_real (const char *name)
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char* port_start;
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/* ipv6 or port specified? */
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if ((port_start = grub_strchr (server, ':')))
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- {
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+ {
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char* ipv6_begin;
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if((ipv6_begin = grub_strchr (server, '[')))
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{
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@@ -1461,14 +1461,13 @@ grub_net_open_real (const char *name)
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{
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grub_net_t ret = grub_zalloc (sizeof (*ret));
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if (!ret)
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- return NULL;
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- ret->protocol = proto;
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- ret->server = grub_strdup (server);
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- if (!ret->server)
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{
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- grub_free (ret);
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+ grub_free (host);
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return NULL;
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}
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+ ret->protocol = proto;
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+ ret->port = port;
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+ ret->server = host;
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ret->fs = &grub_net_fs;
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return ret;
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}
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@@ -1543,6 +1542,7 @@ grub_net_open_real (const char *name)
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grub_error (GRUB_ERR_UNKNOWN_DEVICE, N_("disk `%s' not found"),
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name);
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+ grub_free (host);
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return NULL;
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}
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