Make opening a file with the O_CREAT flag a no-op if the specified file
exists even if it exists as a directory. Allows userspace commands, like
flock, to open a file and create it if it doesn't exist instead of
having to parse errno.
Signed-off-by: Arthur Williams <taaparthur@xxxxxxxxx>
---
fs/namei.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index 79b0ff9b151e..58d06709541c 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3334,8 +3334,6 @@ static int do_open(struct nameidata *nd,
if (open_flag & O_CREAT) {
if ((open_flag & O_EXCL) && !(file->f_mode & FMODE_CREATED))
return -EEXIST;
- if (d_is_dir(nd->path.dentry))
- return -EISDIR;
error = may_create_in_sticky(mnt_userns, nd,
d_backing_inode(nd->path.dentry));
if (unlikely(error))
--
2.31.1
