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media: cec-adap: fix regression in ping sanity check 

Commit b6c96e1568 inadvertently also dropped the 'msg->len > 1' test
from the preceding sanity check. This caused compliance test failures.

Fixes: b6c96e1568 ("media: cec: allow any initiator for Ping and Image/Text View On")

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Hans Verkuil 2019-05-29 04:22:15 -04:00 committed by Mauro Carvalho Chehab
parent 50710eeefb
commit 64b42d8eee
1 changed files with 1 additions and 1 deletions
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2
drivers/media/cec/cec-adap.c
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@ -809,7 +809,7 @@ int cec_transmit_msg_fh(struct cec_adapter *adap, struct cec_msg *msg,
__func__);
return -EINVAL;
}
if (adap->is_configured &&
if (msg->len > 1 && adap->is_configured &&
!cec_has_log_addr(adap, cec_msg_initiator(msg))) {
dprintk(1, "%s: initiator has unknown logical address %d\n",
__func__, cec_msg_initiator(msg));