From: Philipp Zabel Date: Tue, 5 Apr 2022 13:50:35 +0000 (+0100) Subject: media: coda: assert bitstream mutex is locked in coda_fill_bitstream X-Git-Tag: for-5.19/block-exec-2022-06-02~69^2~216 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=87e0ce68cc0216063c6329aca0c31961a33a5372;p=linux-block.git media: coda: assert bitstream mutex is locked in coda_fill_bitstream coda_fill_bitstream() must be called under the bitstream mutex. Signed-off-by: Philipp Zabel Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/chips-media/coda-bit.c b/drivers/media/platform/chips-media/coda-bit.c index c484c008ab02..804fc84d5966 100644 --- a/drivers/media/platform/chips-media/coda-bit.c +++ b/drivers/media/platform/chips-media/coda-bit.c @@ -326,6 +326,8 @@ void coda_fill_bitstream(struct coda_ctx *ctx, struct list_head *buffer_list) struct coda_buffer_meta *meta; u32 start; + lockdep_assert_held(&ctx->bitstream_mutex); + if (ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG) return;