From: Thierry Reding <tred...@nvidia.com> The mbox_flush() function can be used by drivers that are built as modules, so the function needs to be exported.
Reported-by: Mark Brown <broo...@kernel.org> Signed-off-by: Thierry Reding <tred...@nvidia.com> --- drivers/mailbox/mailbox.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c index c6a7d4582dc6..38d9df3fb199 100644 --- a/drivers/mailbox/mailbox.c +++ b/drivers/mailbox/mailbox.c @@ -310,6 +310,7 @@ int mbox_flush(struct mbox_chan *chan, unsigned long timeout) return ret; } +EXPORT_SYMBOL_GPL(mbox_flush); /** * mbox_request_channel - Request a mailbox channel. -- 2.19.1