spmi: pmic-arb: Return an error code if sanity check fails
authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Mon, 26 Sep 2016 20:24:46 +0000 (22:24 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 27 Sep 2016 10:43:34 +0000 (12:43 +0200)
commite98cc182a06af3b8e91d6d719708db07045d78c4
treea5bffbce018a44fe16e7ea96f946d72c22e4d4ba
parente7fca5d860aeeb1e606448f5191cea8d925cc7a3
spmi: pmic-arb: Return an error code if sanity check fails

If the test 'if (channel > 5)' is true, then we will return 'err' which
is known to be 0 at this point.
Return -EINVAL instead.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/spmi/spmi-pmic-arb.c