On 2021-11-23 10:04 p.m., cgel....@gmail.com wrote:
From: Lv Ruyi <lv.r...@zte.com.cn>

Both of split and merge are pointers, not arrays.

Reported-by: Zeal Robot <zea...@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.r...@zte.com.cn>
---
  drivers/gpu/drm/amd/display/dc/dml/dml_wrapper.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper.c 
b/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper.c
index ece34b0b8a46..91810aaee5a3 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dml_wrapper.c
@@ -1223,8 +1223,8 @@ static void dml_full_validate_bw_helper(struct dc *dc,
                *pipe_cnt = dml_populate_dml_pipes_from_context(dc, context, 
pipes, false);
                *vlevel = dml_get_voltage_level(&context->bw_ctx.dml, pipes, 
*pipe_cnt);
                if (*vlevel < context->bw_ctx.dml.soc.num_states) {
-                       memset(split, 0, sizeof(split));
-                       memset(merge, 0, sizeof(merge));
+                       memset(split, 0, MAX_PIPES * sizeof(*split));
+                       memset(merge, 0, MAX_PIPES * sizeof(*merge));
                        *vlevel = dml_validate_apply_pipe_split_flags(dc, 
context, *vlevel, split, merge);
                }
Nice catch!

Reviewed-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>

and applied to amd-staging-drm-next

Thanks
Siqueira

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