>
> sizeof() when applied to a pointer typed expression gives the size of the
> pointer,
> not that of the pointed data.
>
> Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn>
> ---
> drivers/mailbox/mailbox.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c index
> 5fea5c2..e011a75 100644
> --- a/drivers/mailbox/mailbox.c
> +++ b/drivers/mailbox/mailbox.c
> @@ -93,8 +93,8 @@ int mailbox_msg_send(struct mailbox *mbox, struct
> mailbox_msg *msg)
> goto out;
> }
>
> - len = kfifo_in(&mq->fifo, (unsigned char *)msg, sizeof(msg));
> - WARN_ON(len != sizeof(msg));
> + len = kfifo_in(&mq->fifo, (unsigned char *)msg, sizeof(*msg));
> + WARN_ON(len != sizeof(*msg));
Thanks Wei, missed this one. In this same function, there is one more similar
occurrence, which needs fixing as well.
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -83,7 +83,7 @@ int mailbox_msg_send(struct mailbox *mbox, struct mailbox_msg
mutex_lock(&mq->mlock);
- if (kfifo_avail(&mq->fifo) < (sizeof(msg) + msg->size)) {
+ if (kfifo_avail(&mq->fifo) < (sizeof(*msg) + msg->size)) {
ret = -ENOMEM;
goto out;
}
Regards
Suman
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