Fixes: 42f269b92540 ("ovl: rearrange code in ovl_copy_up_locked()")
Cc: <stable@xxxxxxxxxxxxxxx> # v4.11
Signed-off-by: Amir Goldstein <amir73il@xxxxxxxxx>
---
fs/overlayfs/copy_up.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
Miklos,
Found that fall out while trying to 'simplify' this function. (see WIP at
https://github.com/amir73il/linux/commits/ovl-index-dir).
Amir.
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index 9008ab9..061a844 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -343,12 +343,13 @@ static int ovl_copy_up_locked(struct dentry *workdir, struct dentry *upperdir,
temp = ovl_do_tmpfile(upperdir, stat->mode);
else
temp = ovl_lookup_temp(workdir, dentry);
- err = PTR_ERR(temp);
- if (IS_ERR(temp))
- goto out1;
-
err = 0;
- if (!tmpfile)
+ if (IS_ERR(temp)) {
+ err = PTR_ERR(temp);
+ temp = NULL;
+ }
+
+ if (!err && !tmpfile)
err = ovl_create_real(wdir, temp, &cattr, NULL, true);
if (new_creds) {
--
2.7.4
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