[CRIU] [PATCH] kerndat: munmap when stat call fail

[Libo Chen]

Avoid memleak in err case

Signed-off-by: Libo Chen <libo.chen at huawei.com>
---
 kerndat.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/kerndat.c b/kerndat.c
index 9c5157d..4f00336 100644
--- a/kerndat.c
+++ b/kerndat.c
@@ -34,6 +34,7 @@ static int kerndat_get_shmemdev(void)
 	sprintf(maps, "/proc/self/map_files/%lx-%lx",
 			(unsigned long)map, (unsigned long)map + PAGE_SIZE);
 	if (stat(maps, &buf) < 0) {
+		munmap(map, PAGE_SIZE);
 		pr_perror("Can't stat piggie");
 		return -1;
 	}
-- 
1.7.10.4