From: Fengguang Wu <[email protected]>
fs/overlayfs/export.c:459:10-16: WARNING: PTR_ERR_OR_ZERO can be used
Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
Generated by: scripts/coccinelle/api/ptr_ret.cocci
Fixes: 4b91c30a5a19 ("ovl: lookup connected ancestor of dir in inode cache")
CC: Amir Goldstein <[email protected]>
Signed-off-by: Fengguang Wu <[email protected]>
---
export.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/overlayfs/export.c
+++ b/fs/overlayfs/export.c
@@ -456,7 +456,7 @@ static struct dentry *ovl_lookup_real(st
if (err == -ECHILD) {
this = ovl_lookup_real_ancestor(sb, real,
layer);
- err = IS_ERR(this) ? PTR_ERR(this) : 0;
+ err = PTR_ERR_OR_ZERO(this);
}
if (!err) {
dput(connected);
