Some dead code was introdcued as part of utilizing the `amdgpu_ucode_*`
helpers. Adjust the control flow to make sure that firmware is released
in the appropriate error flows.
Reported-by: coverity-bot <keescook+coverity-bot@xxxxxxxxxxxx>
Addresses-Coverity-ID: 1530548 ("Control flow issues")
Fixes: ec787deb2ddf ("drm/amd: Use `amdgpu_ucode_*` helpers for GFX9")
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index e80685d1e6c6c..d4b0fa4b62a44 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1345,7 +1345,7 @@ static int gfx_v9_0_init_cp_compute_microcode(struct amdgpu_device *adev,
err = amdgpu_ucode_request(adev, &adev->gfx.mec_fw, fw_name);
if (err)
- return err;
+ goto out;
amdgpu_gfx_cp_init_microcode(adev, AMDGPU_UCODE_ID_CP_MEC1);
amdgpu_gfx_cp_init_microcode(adev, AMDGPU_UCODE_ID_CP_MEC1_JT);
@@ -1355,13 +1355,14 @@ static int gfx_v9_0_init_cp_compute_microcode(struct amdgpu_device *adev,
else
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
+ /* ignore failures to load */
err = amdgpu_ucode_request(adev, &adev->gfx.mec2_fw, fw_name);
if (!err) {
amdgpu_gfx_cp_init_microcode(adev, AMDGPU_UCODE_ID_CP_MEC2);
amdgpu_gfx_cp_init_microcode(adev, AMDGPU_UCODE_ID_CP_MEC2_JT);
} else {
err = 0;
- adev->gfx.mec2_fw = NULL;
+ amdgpu_ucode_release(&adev->gfx.mec2_fw);
}
} else {
adev->gfx.mec2_fw_version = adev->gfx.mec_fw_version;
@@ -1370,10 +1371,10 @@ static int gfx_v9_0_init_cp_compute_microcode(struct amdgpu_device *adev,
gfx_v9_0_check_if_need_gfxoff(adev);
gfx_v9_0_check_fw_write_wait(adev);
- if (err) {
+
+out:
+ if (err)
amdgpu_ucode_release(&adev->gfx.mec_fw);
- amdgpu_ucode_release(&adev->gfx.mec2_fw);
- }
return err;
}
--
2.34.1
