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authorAl Viro <viro@zeniv.linux.org.uk>2018-07-09 11:14:39 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2018-07-12 10:04:16 -0400
commit4d27f3266f14e4d1d13125ce32cb49a40f3122c3 (patch)
treef8563984e4278fc0ddd68c4bdd277f8179014ef5 /fs/file_table.c
parentintroduce FMODE_OPENED (diff)
downloadlinux-dev-4d27f3266f14e4d1d13125ce32cb49a40f3122c3.tar.xz
linux-dev-4d27f3266f14e4d1d13125ce32cb49a40f3122c3.zip
fold put_filp() into fput()
Just check FMODE_OPENED in __fput() and be done with that... Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/file_table.c')
-rw-r--r--fs/file_table.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/fs/file_table.c b/fs/file_table.c
index d664d10acfeb..9b70ed2bbc4e 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -192,6 +192,9 @@ static void __fput(struct file *file)
struct vfsmount *mnt = file->f_path.mnt;
struct inode *inode = file->f_inode;
+ if (unlikely(!(file->f_mode & FMODE_OPENED)))
+ goto out;
+
might_sleep();
fsnotify_close(file);
@@ -221,12 +224,10 @@ static void __fput(struct file *file)
put_write_access(inode);
__mnt_drop_write(mnt);
}
- file->f_path.dentry = NULL;
- file->f_path.mnt = NULL;
- file->f_inode = NULL;
- file_free(file);
dput(dentry);
mntput(mnt);
+out:
+ file_free(file);
}
static LLIST_HEAD(delayed_fput_list);
@@ -301,12 +302,6 @@ void __fput_sync(struct file *file)
EXPORT_SYMBOL(fput);
-void put_filp(struct file *file)
-{
- if (atomic_long_dec_and_test(&file->f_count))
- file_free(file);
-}
-
void __init files_init(void)
{
filp_cachep = kmem_cache_create("filp", sizeof(struct file), 0,