drm/amd/display: Fix warning comparing pointer to 0

Avoid pointer type value compared with 0 to make code clear.

./drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_factory.c:14:12-13: WARNING comparing pointer to 0.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9458
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_factory.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_factory.c
index 1a0da8c6df5a33ae983dda9077e736c898746ffe..f56abe9ab9196bfcd2900ceb6100d2fab8164607 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_factory.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_factory.c
@@ -11,7 +11,7 @@ bool dml2_core_create(enum dml2_project_id project_id, struct dml2_core_instance
 {
        bool result = false;
 
-       if (out == 0)
+       if (!out)
                return false;
 
        memset(out, 0, sizeof(struct dml2_core_instance));