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drm/amd/display: Add NULL check within get_target_mpc_factor

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[Why] Coverity reports NULL_RETURN warning.

[How] Add pointer NULL check.

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hersen Wu 2024-04-26 11:24:21 -04:00 committed by Alex Deucher
parent 67a4888dc3
commit c6bce984b8
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/amd/display/dc/dml2/dml2_dc_resource_mgmt.c
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@ -819,7 +819,16 @@ static unsigned int get_target_mpc_factor(struct dml2_context *ctx,
/* get stream id of main stream */
main_stream = ctx->config.svp_pstate.callbacks.get_paired_subvp_stream(state, stream);
if (!main_stream) {
ASSERT(false);
return 1;
}
main_stream_status = ctx->config.callbacks.get_stream_status(state, main_stream);
if (!main_stream_status) {
ASSERT(false);
return 1;
}
/* get plane id for associated main plane */
get_plane_id(ctx, state, main_stream_status->plane_states[plane_idx],