diff options
| -rw-r--r-- | Documentation/filesystems/porting | 7 | ||||
| -rw-r--r-- | fs/cifs/dir.c | 1 | ||||
| -rw-r--r-- | fs/open.c | 3 |
3 files changed, 7 insertions, 4 deletions
diff --git a/Documentation/filesystems/porting b/Documentation/filesystems/porting index 32b5186be412..041b0ded8b44 100644 --- a/Documentation/filesystems/porting +++ b/Documentation/filesystems/porting @@ -627,3 +627,10 @@ in your dentry operations instead. DCACHE_RCUACCESS is gone; having an RCU delay on dentry freeing is the default. DCACHE_NORCU opts out, and only d_alloc_pseudo() has any business doing so. +-- +[mandatory] + + [should've been added in 2016] stale comment in finish_open() + nonwithstanding, failure exits in ->atomic_open() instances should + *NOT* fput() the file, no matter what. Everything is handled by the + caller. diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 2fb6fa51fd3c..f6e3c0089825 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -561,7 +561,6 @@ cifs_atomic_open(struct inode *inode, struct dentry *direntry, if (server->ops->close) server->ops->close(xid, tcon, &fid); cifs_del_pending_open(&open); - fput(file); rc = -ENOMEM; } diff --git a/fs/open.c b/fs/open.c index 878478745924..76996f920ebf 100644 --- a/fs/open.c +++ b/fs/open.c @@ -851,9 +851,6 @@ cleanup_file: * the return value of d_splice_alias(), then the caller needs to perform dput() * on it after finish_open(). * - * On successful return @file is a fully instantiated open file. After this, if - * an error occurs in ->atomic_open(), it needs to clean up with fput(). - * * Returns zero on success or -errno if the open failed. */ int finish_open(struct file *file, struct dentry *dentry, |