[PATCH] drm/amdgpu: Accessing to a null pointer

[Grigory Vasilyev]

A typo in the code. It was assumed that it was
possible to shift the pointer to sizeof(BIOS_ATOM_PREFIX) - 1.

Signed-off-by: Grigory Vasilyev <h0tc...@gmail.com>
---
 drivers/gpu/drm/amd/amdgpu/atom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/atom.c 
b/drivers/gpu/drm/amd/amdgpu/atom.c
index e729973af3c9..be9d61bcb8ae 100644
--- a/drivers/gpu/drm/amd/amdgpu/atom.c
+++ b/drivers/gpu/drm/amd/amdgpu/atom.c
@@ -1426,7 +1426,7 @@ static void atom_get_vbios_pn(struct atom_context *ctx)
 
        if (*vbios_str == 0) {
                vbios_str = atom_find_str_in_rom(ctx, BIOS_ATOM_PREFIX, 3, 
1024, 64);
-               if (vbios_str == NULL)
+               if (vbios_str != NULL)
                        vbios_str += sizeof(BIOS_ATOM_PREFIX) - 1;
        }
        if (vbios_str != NULL && *vbios_str == 0)
-- 
2.35.1