[PATCH v1 3/5] drm/amdgpu: fix ptr check warning in gfx11 ip_dump

[Sunil Khatri <sunil.khatri@xxxxxxx>]

Change condition, if (ptr == NULL) to if (!ptr)
for a better format and fix the warning.

Signed-off-by: Sunil Khatri <sunil.khatri@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
index e7c160b9d0fe..22bb35278691 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
@@ -1502,7 +1502,7 @@ static void gfx_v11_0_alloc_ip_dump(struct amdgpu_device *adev)
 	uint32_t inst;
 
 	ptr = kcalloc(reg_count, sizeof(uint32_t), GFP_KERNEL);
-	if (ptr == NULL) {
+	if (!ptr) {
 		DRM_ERROR("Failed to allocate memory for GFX IP Dump\n");
 		adev->gfx.ip_dump_core = NULL;
 	} else {
@@ -1515,7 +1515,7 @@ static void gfx_v11_0_alloc_ip_dump(struct amdgpu_device *adev)
 		adev->gfx.mec.num_queue_per_pipe;
 
 	ptr = kcalloc(reg_count * inst, sizeof(uint32_t), GFP_KERNEL);
-	if (ptr == NULL) {
+	if (!ptr) {
 		DRM_ERROR("Failed to allocate memory for Compute Queues IP Dump\n");
 		adev->gfx.ip_dump_compute_queues = NULL;
 	} else {
@@ -1528,7 +1528,7 @@ static void gfx_v11_0_alloc_ip_dump(struct amdgpu_device *adev)
 		adev->gfx.me.num_queue_per_pipe;
 
 	ptr = kcalloc(reg_count * inst, sizeof(uint32_t), GFP_KERNEL);
-	if (ptr == NULL) {
+	if (!ptr) {
 		DRM_ERROR("Failed to allocate memory for GFX Queues IP Dump\n");
 		adev->gfx.ip_dump_gfx_queues = NULL;
 	} else {
-- 
2.34.1