lkml.org 
[lkml]   [2019]   [Jul]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH -next] drm/i915: fix possible memory leak in intel_hdcp_auth_downstream()
Date
'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;
}

/*


\
 
 \ /
  Last update: 2019-07-04 12:40    [W:0.043 / U:0.684 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site