[PATCH 1/2] drm/amdgpu/debugfs: fix error code when smc register accessors are NULL

[Alex Deucher]

Should be -EOPNOTSUPP.

Fixes: 5104fdf50d32 ("drm/amdgpu: Fix a null pointer access when the smc_rreg 
pointer is NULL")
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 0e61ebdb3f3e..8d4a3ff65c18 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -755,7 +755,7 @@ static ssize_t amdgpu_debugfs_regs_smc_read(struct file *f, 
char __user *buf,
        int r;
 
        if (!adev->smc_rreg)
-               return -EPERM;
+               return -EOPNOTSUPP;
 
        if (size & 0x3 || *pos & 0x3)
                return -EINVAL;
@@ -814,7 +814,7 @@ static ssize_t amdgpu_debugfs_regs_smc_write(struct file 
*f, const char __user *
        int r;
 
        if (!adev->smc_wreg)
-               return -EPERM;
+               return -EOPNOTSUPP;
 
        if (size & 0x3 || *pos & 0x3)
                return -EINVAL;
-- 
2.42.0