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mailbox: imx: Fix return in imx_mu_scu_xlate()

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This called from mbox_request_channel().  The caller is  expecting error
pointers and not NULL so this "return NULL;" will lead to an Oops.

Fixes: 0a67003b19 ("mailbox: imx: add SCU MU support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
This commit is contained in:
Dan Carpenter 2020-04-07 12:27:53 +03:00 committed by Jassi Brar
parent 676f23eab7
commit 1b3a347b7d
1 changed files with 1 additions and 1 deletions
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2
drivers/mailbox/imx-mailbox.c
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@ -378,7 +378,7 @@ static struct mbox_chan *imx_mu_scu_xlate(struct mbox_controller *mbox,
break;
default:
dev_err(mbox->dev, "Invalid chan type: %d\n", type);
return NULL;
return ERR_PTR(-EINVAL);
}
if (chan >= mbox->num_chans) {