diff options
| author | Wei Yongjun <weiyongjun1@huawei.com> | 2019-07-04 10:45:34 +0000 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2019-08-01 13:08:34 +0300 |
| commit | de70fdd7d24cd07e51fbec420f8704d956a47949 (patch) | |
| tree | 7ee0c13ab0b686f54285216979a3fcb1eb2e6916 /drivers/gpu/drm/i915/display/intel_hdcp.c | |
| parent | 10e36489abda787e10b21a1e006121dee89c8f1f (diff) | |
drm/i915: fix possible memory leak in intel_hdcp_auth_downstream()
'ksv_fifo' is malloced in intel_hdcp_auth_downstream() and should be
freed before leaving from the error handling cases, otherwise it will
cause memory leak.
Fixes: f26ae6a652f2 ("drm/i915: SRM revocation check for HDCP1.4 and 2.2")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190704104534.12508-1-weiyongjun1@huawei.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdcp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_hdcp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index a78139f9e847..1ffc1e61c2be 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -540,7 +540,8 @@ int intel_hdcp_auth_downstream(struct intel_connector *connector) if (drm_hdcp_check_ksvs_revoked(dev, ksv_fifo, num_downstream)) { DRM_ERROR("Revoked Ksv(s) in ksv_fifo\n"); - return -EPERM; + ret = -EPERM; + goto err; } /* |