From 3f12325ab8dc3a35f77eaf0155bd6d6e78f67e9c Mon Sep 17 00:00:00 2001 From: Ravikant B Sharma Date: Tue, 8 Nov 2016 11:19:42 +0530 Subject: [PATCH] drm/amd/amdgpu : Fix NULL pointer comparison MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Replace direct comparisons to NULL i.e. 'x == NULL' with '!x'. As per coding standard. Reviewed-by: Christian König Signed-off-by: Ravikant B Sharma Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c | 3 +-- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 2 +- 3 files changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c index 2b6afe123f3d..b7e2762fcdd2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c @@ -70,7 +70,7 @@ static bool igp_read_bios_from_vram(struct amdgpu_device *adev) return false; } adev->bios = kmalloc(size, GFP_KERNEL); - if (adev->bios == NULL) { + if (!adev->bios) { iounmap(bios); return false; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c index 34a795463988..de9f919ae336 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c @@ -327,9 +327,8 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, return -EINVAL; *sa_bo = kmalloc(sizeof(struct amdgpu_sa_bo), GFP_KERNEL); - if ((*sa_bo) == NULL) { + if (!(*sa_bo)) return -ENOMEM; - } (*sa_bo)->manager = sa_manager; (*sa_bo)->fence = NULL; INIT_LIST_HEAD(&(*sa_bo)->olist); diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 1ac88b1fb1a1..ab84bff18727 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -3904,7 +3904,7 @@ static int gfx_v8_0_init_save_restore_list(struct amdgpu_device *adev) int list_size; unsigned int *register_list_format = kmalloc(adev->gfx.rlc.reg_list_format_size_bytes, GFP_KERNEL); - if (register_list_format == NULL) + if (!register_list_format) return -ENOMEM; memcpy(register_list_format, adev->gfx.rlc.register_list_format, adev->gfx.rlc.reg_list_format_size_bytes); -- 2.20.1