[PATCH 1/2] ubifs: ubifs_jnl_write_inode: Fix a memory leak bug

From: Zhihao Cheng
Date: Tue Mar 03 2020 - 04:33:26 EST


When inodes with extended attributes are evicted, xent is not freed in one
exit branch.

Signed-off-by: Zhihao Cheng <chengzhihao1@xxxxxxxxxx>
Fixes: 9ca2d732644484488db3112 ("ubifs: Limit number of xattrs per inode")
---
fs/ubifs/journal.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index 3bf8b1fda9d7..e5ec1afe1c66 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -905,6 +905,7 @@ int ubifs_jnl_write_inode(struct ubifs_info *c, const struct inode *inode)
ubifs_err(c, "dead directory entry '%s', error %d",
xent->name, err);
ubifs_ro_mode(c, err);
+ kfree(xent);
goto out_release;
}
ubifs_assert(c, ubifs_inode(xino)->xattr);
--
2.7.4