Blame SOURCES/autofs-5.1.4-fix-fd-leak-in-rpc_do_create_client.patch

d5dcad
autofs-5.1.4 - fix fd leak in rpc_do_create_client()
d5dcad
d5dcad
From: Ian Kent <raven@themaw.net>
d5dcad
d5dcad
Commit 94f87e203a (fix create_client() RPC client handling) fixed
d5dcad
possible use of an invalid RPC client handle but the change neglected
d5dcad
to account for a check in rpc_do_create_client() that would open a new
d5dcad
file descriptor without checking if the passed in descriptor was
d5dcad
already opened.
d5dcad
d5dcad
Signed-off-by: Ian Kent <raven@themaw.net>
d5dcad
---
d5dcad
 CHANGELOG      |    1 +
d5dcad
 lib/rpc_subs.c |    4 ++--
d5dcad
 2 files changed, 3 insertions(+), 2 deletions(-)
d5dcad
d5dcad
--- autofs-5.1.4.orig/CHANGELOG
d5dcad
+++ autofs-5.1.4/CHANGELOG
d5dcad
@@ -24,6 +24,7 @@ xx/xx/2018 autofs-5.1.5
d5dcad
 - add units After line to include statd service.
d5dcad
 - use systemd sd_notify() at startup.
d5dcad
 - fix NFS version mask usage.
d5dcad
+- fix fd leak in rpc_do_create_client().
d5dcad
 
d5dcad
 19/12/2017 autofs-5.1.4
d5dcad
 - fix spec file url.
d5dcad
--- autofs-5.1.4.orig/lib/rpc_subs.c
d5dcad
+++ autofs-5.1.4/lib/rpc_subs.c
d5dcad
@@ -183,7 +183,7 @@ static int rpc_do_create_client(struct s
d5dcad
 	in4_laddr.sin_addr.s_addr = htonl(INADDR_ANY);
d5dcad
 	slen = sizeof(struct sockaddr_in);
d5dcad
 
d5dcad
-	if (!info->client) {
d5dcad
+	if (!info->client && *fd == RPC_ANYSOCK) {
d5dcad
 		struct sockaddr *laddr;
d5dcad
 
d5dcad
 		*fd = open_sock(addr->sa_family, type, proto);
d5dcad
@@ -296,7 +296,7 @@ static int rpc_do_create_client(struct s
d5dcad
 	 * it would bind to a reserved port, which has been shown to
d5dcad
 	 * exhaust the reserved port range in some situations.
d5dcad
 	 */
d5dcad
-	if (!info->client) {
d5dcad
+	if (!info->client && *fd == RPC_ANYSOCK) {
d5dcad
 		*fd = open_sock(addr->sa_family, type, proto);
d5dcad
 		if (*fd < 0) {
d5dcad
 			ret = -errno;