4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit 8a545f185145e3c09348cd74326268ecfc6715a3 upstream.
We can't pass error pointers to kfree() or it causes an oops.
Fixes: 52b209f7b848 ('get rid of hostfs_read_inode()')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Richard Weinberger <richard@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/hostfs/hostfs_kern.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -959,10 +959,11 @@ static int hostfs_fill_sb_common(struct
if (S_ISLNK(root_inode->i_mode)) {
char *name = follow_link(host_root_path);
- if (IS_ERR(name))
+ if (IS_ERR(name)) {
err = PTR_ERR(name);
- else
- err = read_name(root_inode, name);
+ goto out_put;
+ }
+ err = read_name(root_inode, name);
kfree(name);
if (err)
goto out_put;
--
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