afs: Fix memory leak in afs_put_sysnames()

[ 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: 6f8880d8e6 ("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>
This commit is contained in:
Zhihao Cheng 2020-06-02 09:30:45 +08:00 committed by Greg Kroah-Hartman
parent 06525464d7
commit 93e09f60e5

View file

@ -512,6 +512,7 @@ void afs_put_sysnames(struct afs_sysnames *sysnames)
if (sysnames->subs[i] != afs_init_sysname && if (sysnames->subs[i] != afs_init_sysname &&
sysnames->subs[i] != sysnames->blank) sysnames->subs[i] != sysnames->blank)
kfree(sysnames->subs[i]); kfree(sysnames->subs[i]);
kfree(sysnames);
} }
} }