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authorAl Viro <viro@zeniv.linux.org.uk>2018-07-09 19:17:52 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2018-07-12 10:04:21 -0400
commit64e1ac4d46f9f5d8284aefb97e1b550dbb26abe8 (patch)
tree86fa0a3f2b68d2c39d94faca05bef2b6255fbc61 /fs/namei.c
parent3ec2eef116e900099edc6d31a1a0423166e2906d (diff)
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->atomic_open(): return 0 in all success cases
FMODE_OPENED can be used to distingusish "successful open" from the "called finish_no_open(), do it yourself" cases. Since finish_no_open() has been adjusted, no changes in the instances were actually needed. The caller has been adjusted. Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
-rw-r--r--fs/namei.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 6def3e148f90..e213e7bf028a 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3054,21 +3054,21 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry,
open_to_namei_flags(open_flag), mode);
d_lookup_done(dentry);
if (!error) {
- /*
- * We didn't have the inode before the open, so check open
- * permission here.
- */
- int acc_mode = op->acc_mode;
- if (file->f_mode & FMODE_CREATED) {
- WARN_ON(!(open_flag & O_CREAT));
- fsnotify_create(dir, dentry);
- acc_mode = 0;
- }
- error = may_open(&file->f_path, acc_mode, open_flag);
- if (WARN_ON(error > 0))
- error = -EINVAL;
- } else if (error > 0) {
- if (WARN_ON(file->f_path.dentry == DENTRY_NOT_SET)) {
+ if (file->f_mode & FMODE_OPENED) {
+ /*
+ * We didn't have the inode before the open, so check open
+ * permission here.
+ */
+ int acc_mode = op->acc_mode;
+ if (file->f_mode & FMODE_CREATED) {
+ WARN_ON(!(open_flag & O_CREAT));
+ fsnotify_create(dir, dentry);
+ acc_mode = 0;
+ }
+ error = may_open(&file->f_path, acc_mode, open_flag);
+ if (WARN_ON(error > 0))
+ error = -EINVAL;
+ } else if (WARN_ON(file->f_path.dentry == DENTRY_NOT_SET)) {
error = -EIO;
} else {
if (file->f_path.dentry) {