diff options
| author | Bob Zhou <bob.zhou@amd.com> | 2024-05-31 11:21:45 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-06-05 18:25:13 +0300 |
| commit | 8332f1aaf571bec1c023a3b13ba35c86aaa2524d (patch) | |
| tree | 78c3c291712a47197db88fdfe1277c8811d72297 /drivers/gpu/drm/amd/pm/swsmu/smu13 | |
| parent | 50151b7f1c79a09117837eb95b76c2de76841dab (diff) | |
| download | linux-8332f1aaf571bec1c023a3b13ba35c86aaa2524d.tar.xz | |
drm/amd/pm: add missing error handling in function smu_v13_0_6_allocate_dpm_context
Check return value to avoid null pointer dereference.
Signed-off-by: Bob Zhou <bob.zhou@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu13')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c index 15c0aa0ad443..6b8decaf6427 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c @@ -451,6 +451,11 @@ static int smu_v13_0_6_allocate_dpm_context(struct smu_context *smu) smu_dpm->dpm_policies = kzalloc(sizeof(struct smu_dpm_policy_ctxt), GFP_KERNEL); + if (!smu_dpm->dpm_policies) { + kfree(smu_dpm->dpm_context); + return -ENOMEM; + } + if (!(smu->adev->flags & AMD_IS_APU)) { policy = &(smu_dpm->dpm_policies->policies[0]); |