Re: [PATCH 2/4] media: mediatek: vcodec: fix possible unbalanced PM counter

From: AngeloGioacchino Del Regno
Date: Thu Dec 14 2023 - 05:45:06 EST


Il 13/12/23 13:20, Eugen Hristev ha scritto:
It is possible that mtk_vcodec_enc_pw_on fails, and in that scenario
the PM counter is not incremented, and subsequent call to
mtk_vcodec_enc_pw_off decrements the counter, leading to a PM imbalance.
Fix by bailing out of venc_if_encode in the case when mtk_vcodec_enc_pw_on
fails.

Fixes: 4e855a6efa54 ("[media] vcodec: mediatek: Add Mediatek V4L2 Video Encoder Driver")
Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregnoòcollabora.com>