diff options
author | Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> | 2020-09-02 12:07:00 +0200 |
---|---|---|
committer | Eric Engestrom <eric@engestrom.ch> | 2020-09-16 19:23:28 +0200 |
commit | 6a766857a447a2271480b0f5d857f7e10da022e4 (patch) | |
tree | e58b694b3a9a6173258b5aa2283916b26aa41f56 | |
parent | 2dc3d4c6485a95288ceec59fffd93a17509d1388 (diff) |
radeon/vcn: set dec->bs_ptr = NULL on unmap
To avoid using a dangling pointer.
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/1308
Cc: mesa-stable
Reviewed-by: Boyuan Zhang <boyuan.zhang@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6556>
(cherry picked from commit 7d853966df4f6d0ded845a6ba2b2af7c46404157)
-rw-r--r-- | .pick_status.json | 2 | ||||
-rw-r--r-- | src/gallium/drivers/radeon/radeon_vcn_dec.c | 5 | ||||
-rw-r--r-- | src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c | 1 |
3 files changed, 7 insertions, 1 deletions
diff --git a/.pick_status.json b/.pick_status.json index a840c59493c..64da919b6fa 100644 --- a/.pick_status.json +++ b/.pick_status.json @@ -220,7 +220,7 @@ "description": "radeon/vcn: set dec->bs_ptr = NULL on unmap", "nominated": true, "nomination_type": 0, - "resolution": 0, + "resolution": 1, "master_sha": null, "because_sha": null }, diff --git a/src/gallium/drivers/radeon/radeon_vcn_dec.c b/src/gallium/drivers/radeon/radeon_vcn_dec.c index 025307121fe..f7379a1ba83 100644 --- a/src/gallium/drivers/radeon/radeon_vcn_dec.c +++ b/src/gallium/drivers/radeon/radeon_vcn_dec.c @@ -940,6 +940,7 @@ static struct pb_buffer *rvcn_dec_message_decode(struct radeon_decoder *dec, PIPE_TRANSFER_WRITE | RADEON_TRANSFER_TEMPORARY); fill_probs_table(ptr); dec->ws->buffer_unmap(dec->ctx.res->buf); + dec->bs_ptr = NULL; } break; } @@ -1053,6 +1054,7 @@ static void send_msg_buf(struct radeon_decoder *dec) /* unmap the buffer */ dec->ws->buffer_unmap(buf->res->buf); + dec->bs_ptr = NULL; dec->msg = NULL; dec->fb = NULL; dec->it = NULL; @@ -1343,6 +1345,7 @@ static void radeon_dec_decode_bitstream(struct pipe_video_codec *decoder, if (new_size > buf->res->buf->size) { dec->ws->buffer_unmap(buf->res->buf); + dec->bs_ptr = NULL; if (!si_vid_resize_buffer(dec->screen, dec->cs, buf, new_size)) { RVID_ERR("Can't resize bitstream buffer!"); return; @@ -1376,6 +1379,7 @@ void send_cmd_dec(struct radeon_decoder *dec, struct pipe_video_buffer *target, memset(dec->bs_ptr, 0, align(dec->bs_size, 128) - dec->bs_size); dec->ws->buffer_unmap(bs_buf->res->buf); + dec->bs_ptr = NULL; map_msg_fb_it_probs_buf(dec); dt = rvcn_dec_message_decode(dec, target, picture); @@ -1535,6 +1539,7 @@ struct pipe_video_codec *radeon_create_decoder(struct pipe_context *context, ptr += FB_BUFFER_OFFSET + FB_BUFFER_SIZE; fill_probs_table(ptr); dec->ws->buffer_unmap(buf->res->buf); + dec->bs_ptr = NULL; } } diff --git a/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c b/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c index e153436f1d7..538493b476d 100644 --- a/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c +++ b/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c @@ -288,6 +288,7 @@ void send_cmd_jpeg(struct radeon_decoder *dec, struct pipe_video_buffer *target, memset(dec->bs_ptr, 0, align(dec->bs_size, 128) - dec->bs_size); dec->ws->buffer_unmap(bs_buf->res->buf); + dec->bs_ptr = NULL; dt = radeon_jpeg_get_decode_param(dec, target, picture); |