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authorZhihao Cheng <chengzhihao1@huawei.com>2020-06-01 17:10:37 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-10 10:23:58 +0100
commitfd10a2f785c72336d1846da6999af349efaf5123 (patch)
tree70c4ea1d9b3265e14a8287cef7e8a2673cf7ae01 /fs/ubifs
parent29b6e4eefe85ee36e0757953c881b5dd0c7b996e (diff)
ubifs: dent: Fix some potential memory leaks while iterating entries
commit 58f6e78a65f1fcbf732f60a7478ccc99873ff3ba upstream. Fix some potential memory leaks in error handling branches while iterating dent entries. For example, function dbg_check_dir() forgets to free pdent if it exists. Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com> Cc: <stable@vger.kernel.org> Fixes: 1e51764a3c2ac05a2 ("UBIFS: add new flash file system") Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/debug.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 69e287e20732..8223e4330981 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -1125,6 +1125,7 @@ int dbg_check_dir(struct ubifs_info *c, const struct inode *dir)
err = PTR_ERR(dent);
if (err == -ENOENT)
break;
+ kfree(pdent);
return err;
}