Le 06/01/2023 à 08:33, Dan Carpenter a écrit :
Hi Benjamin, https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Benjamin-Gaignard/dt-bindings-media-rockchip-vpu-Add-rk3588-vpu-compatible/20230104-010906 base: git://linuxtv.org/media_tree.git master patch link: https://lore.kernel.org/r/20230103170058.810597-11-benjamin.gaignard%40collabora.com patch subject: [PATCH v2 10/13] media: verisilicon: Add Rockchip AV1 decoder config: ia64-randconfig-m041-20230101 compiler: ia64-linux-gcc (GCC) 12.1.0 If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Reported-by: Dan Carpenter <error27@xxxxxxxxx> smatch warnings: drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c:121 rockchip_vpu981_get_frame_index() error: buffer overflow 'frame->reference_frame_ts' 8 <= 8 drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c:167 rockchip_vpu981_av1_dec_frame_ref() error: buffer overflow 'frame->global_motion.type' 8 <= 9 drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c:1947 rockchip_vpu981_av1_dec_run() warn: missing error code 'ret' vim +121 drivers/media/platform/verisilicon/rockchip_vpu981_hw_av1_dec.c 9223ba771533395 Benjamin Gaignard 2023-01-03 109 9223ba771533395 Benjamin Gaignard 2023-01-03 110 static int rockchip_vpu981_get_frame_index(struct hantro_ctx *ctx, int ref) 9223ba771533395 Benjamin Gaignard 2023-01-03 111 { 9223ba771533395 Benjamin Gaignard 2023-01-03 112 struct hantro_av1_dec_hw_ctx *av1_dec = &ctx->av1_dec; 9223ba771533395 Benjamin Gaignard 2023-01-03 113 struct hantro_av1_dec_ctrls *ctrls = &av1_dec->ctrls; 9223ba771533395 Benjamin Gaignard 2023-01-03 114 const struct v4l2_ctrl_av1_frame *frame = ctrls->frame; 9223ba771533395 Benjamin Gaignard 2023-01-03 115 u64 timestamp; 9223ba771533395 Benjamin Gaignard 2023-01-03 116 int i, idx = frame->ref_frame_idx[ref]; 9223ba771533395 Benjamin Gaignard 2023-01-03 117 9223ba771533395 Benjamin Gaignard 2023-01-03 118 if (idx >= AV1_MAX_FRAME_BUF_COUNT || idx < 0) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Should this be V4L2_AV1_TOTAL_REFS_PER_FRAME?
Yes it should be. I will fix that and the other warnings in v3. Thanks, Benjamin
9223ba771533395 Benjamin Gaignard 2023-01-03 119 return AV1_INVALID_IDX; 9223ba771533395 Benjamin Gaignard 2023-01-03 120 9223ba771533395 Benjamin Gaignard 2023-01-03 @121 timestamp = frame->reference_frame_ts[idx]; ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 9223ba771533395 Benjamin Gaignard 2023-01-03 122 for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) { 9223ba771533395 Benjamin Gaignard 2023-01-03 123 if (!av1_dec->frame_refs[i].used) 9223ba771533395 Benjamin Gaignard 2023-01-03 124 continue; 9223ba771533395 Benjamin Gaignard 2023-01-03 125 if (av1_dec->frame_refs[i].timestamp == timestamp) 9223ba771533395 Benjamin Gaignard 2023-01-03 126 return i; 9223ba771533395 Benjamin Gaignard 2023-01-03 127 } 9223ba771533395 Benjamin Gaignard 2023-01-03 128 9223ba771533395 Benjamin Gaignard 2023-01-03 129 return AV1_INVALID_IDX; 9223ba771533395 Benjamin Gaignard 2023-01-03 130 } 9223ba771533395 Benjamin Gaignard 2023-01-03 131 9223ba771533395 Benjamin Gaignard 2023-01-03 132 static int rockchip_vpu981_get_order_hint(struct hantro_ctx *ctx, int ref) 9223ba771533395 Benjamin Gaignard 2023-01-03 133 { 9223ba771533395 Benjamin Gaignard 2023-01-03 134 struct hantro_av1_dec_hw_ctx *av1_dec = &ctx->av1_dec; 9223ba771533395 Benjamin Gaignard 2023-01-03 135 int idx = rockchip_vpu981_get_frame_index(ctx, ref); 9223ba771533395 Benjamin Gaignard 2023-01-03 136 9223ba771533395 Benjamin Gaignard 2023-01-03 137 if (idx != AV1_INVALID_IDX) 9223ba771533395 Benjamin Gaignard 2023-01-03 138 return av1_dec->frame_refs[idx].order_hint; 9223ba771533395 Benjamin Gaignard 2023-01-03 139 9223ba771533395 Benjamin Gaignard 2023-01-03 140 return 0; 9223ba771533395 Benjamin Gaignard 2023-01-03 141 } 9223ba771533395 Benjamin Gaignard 2023-01-03 142 9223ba771533395 Benjamin Gaignard 2023-01-03 143 static int rockchip_vpu981_av1_dec_frame_ref(struct hantro_ctx *ctx, 9223ba771533395 Benjamin Gaignard 2023-01-03 144 u64 timestamp) 9223ba771533395 Benjamin Gaignard 2023-01-03 145 { 9223ba771533395 Benjamin Gaignard 2023-01-03 146 struct hantro_av1_dec_hw_ctx *av1_dec = &ctx->av1_dec; 9223ba771533395 Benjamin Gaignard 2023-01-03 147 struct hantro_av1_dec_ctrls *ctrls = &av1_dec->ctrls; 9223ba771533395 Benjamin Gaignard 2023-01-03 148 const struct v4l2_ctrl_av1_frame *frame = ctrls->frame; 9223ba771533395 Benjamin Gaignard 2023-01-03 149 int i; 9223ba771533395 Benjamin Gaignard 2023-01-03 150 9223ba771533395 Benjamin Gaignard 2023-01-03 151 for (i = 0; i < AV1_MAX_FRAME_BUF_COUNT; i++) { 9223ba771533395 Benjamin Gaignard 2023-01-03 152 if (!av1_dec->frame_refs[i].used) { 9223ba771533395 Benjamin Gaignard 2023-01-03 153 int j; 9223ba771533395 Benjamin Gaignard 2023-01-03 154 9223ba771533395 Benjamin Gaignard 2023-01-03 155 av1_dec->frame_refs[i].width = 9223ba771533395 Benjamin Gaignard 2023-01-03 156 frame->frame_width_minus_1 + 1; 9223ba771533395 Benjamin Gaignard 2023-01-03 157 av1_dec->frame_refs[i].height = 9223ba771533395 Benjamin Gaignard 2023-01-03 158 frame->frame_height_minus_1 + 1; 9223ba771533395 Benjamin Gaignard 2023-01-03 159 av1_dec->frame_refs[i].mi_cols = 9223ba771533395 Benjamin Gaignard 2023-01-03 160 DIV_ROUND_UP(frame->frame_width_minus_1 + 1, 8); 9223ba771533395 Benjamin Gaignard 2023-01-03 161 av1_dec->frame_refs[i].mi_rows = 9223ba771533395 Benjamin Gaignard 2023-01-03 162 DIV_ROUND_UP(frame->frame_height_minus_1 + 1, 8); 9223ba771533395 Benjamin Gaignard 2023-01-03 163 av1_dec->frame_refs[i].timestamp = timestamp; 9223ba771533395 Benjamin Gaignard 2023-01-03 164 av1_dec->frame_refs[i].frame_type = frame->frame_type; 9223ba771533395 Benjamin Gaignard 2023-01-03 165 av1_dec->frame_refs[i].order_hint = frame->order_hint; 9223ba771533395 Benjamin Gaignard 2023-01-03 166 av1_dec->frame_refs[i].gm_mode = 9223ba771533395 Benjamin Gaignard 2023-01-03 @167 frame->global_motion.type[V4L2_AV1_REF_LAST_FRAME + i]; 9223ba771533395 Benjamin Gaignard 2023-01-03 168 if (!av1_dec->frame_refs[i].vb2_ref) 9223ba771533395 Benjamin Gaignard 2023-01-03 169 av1_dec->frame_refs[i].vb2_ref = hantro_get_dst_buf(ctx); 9223ba771533395 Benjamin Gaignard 2023-01-03 170 9223ba771533395 Benjamin Gaignard 2023-01-03 171 for (j = 0; j < V4L2_AV1_TOTAL_REFS_PER_FRAME; j++) 9223ba771533395 Benjamin Gaignard 2023-01-03 172 av1_dec->frame_refs[i].order_hints[j] = frame->order_hints[j]; 9223ba771533395 Benjamin Gaignard 2023-01-03 173 9223ba771533395 Benjamin Gaignard 2023-01-03 174 av1_dec->frame_refs[i].used = true; 9223ba771533395 Benjamin Gaignard 2023-01-03 175 av1_dec->current_frame_index = i; 9223ba771533395 Benjamin Gaignard 2023-01-03 176 return i; 9223ba771533395 Benjamin Gaignard 2023-01-03 177 } 9223ba771533395 Benjamin Gaignard 2023-01-03 178 } 9223ba771533395 Benjamin Gaignard 2023-01-03 179 9223ba771533395 Benjamin Gaignard 2023-01-03 180 return AV1_INVALID_IDX; 9223ba771533395 Benjamin Gaignard 2023-01-03 181 }