[sheepdog] [PATCH stable-0.7 1/4] sheep: fix memory leak at create_client()

[Hitoshi Mitake]

From: Ryusuke Konishi <konishi.ryusuke at lab.ntt.co.jp>

The current create_client function does not free client_info structure
when getpeername() failed.

This fixes the leak bug.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke at lab.ntt.co.jp>
Reviewed-by:Hitoshi Mitake <mitake.hitoshi at lab.ntt.co.jp>
Signed-off-by: Liu Yuan <namei.unix at gmail.com>
---
 sheep/request.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sheep/request.c b/sheep/request.c
index bd69ea9..8ddc252 100644
--- a/sheep/request.c
+++ b/sheep/request.c
@@ -751,8 +751,10 @@ static struct client_info *create_client(int fd, struct cluster_info *cluster)
 	if (!ci)
 		return NULL;
 
-	if (getpeername(fd, (struct sockaddr *)&from, &namesize))
+	if (getpeername(fd, (struct sockaddr *)&from, &namesize)) {
+		free(ci);
 		return NULL;
+	}
 
 	switch (from.ss_family) {
 	case AF_INET:
-- 
1.7.10.4