[PATCH v2] drm/amdgpu: remove redundant null check

[Weiguo Li]

Remove the redundant null check since the caller ensures
that 'ctx' is never NULL.

Signed-off-by: Weiguo Li <liw...@foxmail.com>
---
v2:
* take Christian and Alex's suggestion
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index f522b52725e4..2f38de406937 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -261,9 +261,6 @@ static int amdgpu_ctx_get_stable_pstate(struct amdgpu_ctx 
*ctx,
        struct amdgpu_device *adev = ctx->adev;
        enum amd_dpm_forced_level current_level;
 
-       if (!ctx)
-               return -EINVAL;
-
        current_level = amdgpu_dpm_get_performance_level(adev);
 
        switch (current_level) {
@@ -293,9 +290,6 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx 
*ctx,
        enum amd_dpm_forced_level level;
        int r;
 
-       if (!ctx)
-               return -EINVAL;
-
        mutex_lock(&adev->pm.stable_pstate_ctx_lock);
        if (adev->pm.stable_pstate_ctx && adev->pm.stable_pstate_ctx != ctx) {
                r = -EBUSY;
-- 
2.25.1