Declare mbox_chan_ops structure as const as it is only stored in the ops field of a mbox_controller structure. This field is of type const, so add const to structure declaration of mbox_chan_ops structure.
File size before: text data bss dec hex filename 2411 248 0 2659 a63 drivers/mailbox/hi6220-mailbox.o File size after: text data bss dec hex filename 2467 192 0 2659 a63 drivers/mailbox/hi6220-mailbox.o Signed-off-by: Bhumika Goyal <bhumi...@gmail.com> --- drivers/mailbox/hi6220-mailbox.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mailbox/hi6220-mailbox.c b/drivers/mailbox/hi6220-mailbox.c index 613722d..519376d 100644 --- a/drivers/mailbox/hi6220-mailbox.c +++ b/drivers/mailbox/hi6220-mailbox.c @@ -221,7 +221,7 @@ static void hi6220_mbox_shutdown(struct mbox_chan *chan) mbox->irq_map_chan[mchan->ack_irq] = NULL; } -static struct mbox_chan_ops hi6220_mbox_ops = { +static const struct mbox_chan_ops hi6220_mbox_ops = { .send_data = hi6220_mbox_send_data, .startup = hi6220_mbox_startup, .shutdown = hi6220_mbox_shutdown, -- 2.7.4