Commit 3d62c45b authored by Zheng Liu's avatar Zheng Liu Committed by Al Viro
Browse files

vfs: add missing check for __O_TMPFILE in fcntl_init() 



As comment in include/uapi/asm-generic/fcntl.h described, when
introducing new O_* bits, we need to check its uniqueness in
fcntl_init().  But __O_TMPFILE bit is missing.  So fix it.

Signed-off-by: default avatarZheng Liu <wenqing.lz@taobao.com>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent bb2314b4

fs/fcntl.c

+2 −2
Original line number Diff line number Diff line
@@ -730,14 +730,14 @@ static int __init fcntl_init(void) 
	 * Exceptions: O_NONBLOCK is a two bit define on parisc; O_NDELAY

	 * is defined as O_NONBLOCK on some platforms and not on others.

	 */

	BUILD_BUG_ON(19 - 1 /* for O_RDONLY being 0 */ != HWEIGHT32(

	BUILD_BUG_ON(20 - 1 /* for O_RDONLY being 0 */ != HWEIGHT32(

		O_RDONLY	| O_WRONLY	| O_RDWR	|

		O_CREAT		| O_EXCL	| O_NOCTTY	|

		O_TRUNC		| O_APPEND	| /* O_NONBLOCK	| */

		__O_SYNC	| O_DSYNC	| FASYNC	|

		O_DIRECT	| O_LARGEFILE	| O_DIRECTORY	|

		O_NOFOLLOW	| O_NOATIME	| O_CLOEXEC	|

		__FMODE_EXEC	| O_PATH

		__FMODE_EXEC	| O_PATH	| __O_TMPFILE

		));



	fasync_cache = kmem_cache_create("fasync_cache",

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