[PATCH AUTOSEL 5.7 361/388] afs: Fix memory leak in afs_put_sysnames()

Sasha Levin
2020-06-18T02:30:29Z

From: Zhihao Cheng <chengzhihao1@huawei.com>

[ Upstream commit 2ca068be09bf8e285036603823696140026dcbe7 ]

Fix afs_put_sysnames() to actually free the specified afs_sysnames
object after its reference count has been decreased to zero and
its contents have been released.

Fixes: 6f8880d8e681557 ("afs: Implement @sys substitution handling")
Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
fs/afs/proc.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/fs/afs/proc.c b/fs/afs/proc.c
index 468e1713bce1..6f34c84a0fd0 100644
--- a/fs/afs/proc.c
+++ b/fs/afs/proc.c
@@ -563,6 +563,7 @@ void afs_put_sysnames(struct afs_sysnames *sysnames)
if (sysnames->subs[i] != afs_init_sysname &&
sysnames->subs[i] != sysnames->blank)
kfree(sysnames->subs[i]);
+ kfree(sysnames);
}
}

--
2.25.1