diff mbox

dm ioctl: constify ioctl lookup table

Message ID 20170622183347.48799-1-ebiggers3@gmail.com (mailing list archive)
State Accepted, archived
Delegated to: Mike Snitzer
Headers show

Commit Message

Eric Biggers June 22, 2017, 6:33 p.m. UTC 
From: Eric Biggers <ebiggers@google.com>

Constify the lookup table for device-mapper ioctls so that it is placed
in .rodata.

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 drivers/md/dm-ioctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 41852ae287a5..8e9a1eff25d3 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1604,7 +1604,7 @@  static int target_message(struct dm_ioctl *param, size_t param_size)
  *---------------------------------------------------------------*/
 static ioctl_fn lookup_ioctl(unsigned int cmd, int *ioctl_flags)
 {
-	static struct {
+	static const struct {
 		int cmd;
 		int flags;
 		ioctl_fn fn;