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* [PATCH -next] drm/i915: fix possible memory leak in intel_hdcp_auth_downstream()
@ 2019-07-04 10:45 ` Wei Yongjun
  0 siblings, 0 replies; 8+ messages in thread
From: Wei Yongjun @ 2019-07-04 10:45 UTC (permalink / raw)
  To: Jani Nikula, Joonas Lahtinen, Rodrigo Vivi, David Airlie,
	Daniel Vetter, Sean Paul
  Cc: Wei Yongjun, intel-gfx, dri-devel, linux-kernel, kernel-janitors

'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.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 drivers/gpu/drm/i915/display/intel_hdcp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index bc3a94d491c4..27bd7276a82d 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -536,7 +536,8 @@ 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;
 	}
 
 	/*

^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2019-08-01 10:18 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-07-04 10:45 [PATCH -next] drm/i915: fix possible memory leak in intel_hdcp_auth_downstream() Wei Yongjun
2019-07-04 10:45 ` Wei Yongjun
2019-07-04 10:45 ` Wei Yongjun
2019-07-05 15:22 ` ✓ Fi.CI.BAT: success for " Patchwork
2019-07-07  1:43 ` ✓ Fi.CI.IGT: " Patchwork
2019-08-01 10:18 ` [PATCH -next] " Jani Nikula
2019-08-01 10:18   ` Jani Nikula
2019-08-01 10:18   ` Jani Nikula

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