diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4320-drm-amd-display-remove-redundant-null-pointer-check-.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4320-drm-amd-display-remove-redundant-null-pointer-check-.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4320-drm-amd-display-remove-redundant-null-pointer-check-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4320-drm-amd-display-remove-redundant-null-pointer-check-.patch new file mode 100644 index 00000000..b57893e7 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4320-drm-amd-display-remove-redundant-null-pointer-check-.patch @@ -0,0 +1,34 @@ +From 4c4c22b025ba1bbd162e1e845ac29e062e08f6d9 Mon Sep 17 00:00:00 2001 +From: zhong jiang <zhongjiang@huawei.com> +Date: Wed, 30 Oct 2019 09:57:53 +0800 +Subject: [PATCH 4320/4736] drm/amd/display: remove redundant null pointer + check before kfree + +kfree has taken null pointer into account. hence it is safe to remove +the unnecessary check. + +Reviewed-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: zhong jiang <zhongjiang@huawei.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c | 4 +--- + 1 file changed, 1 insertion(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c b/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c +index cf6ef387e5d2..6f730b5bfe42 100644 +--- a/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c ++++ b/drivers/gpu/drm/amd/display/dc/hdcp/hdcp_msg.c +@@ -174,9 +174,7 @@ static bool hdmi_14_process_transaction( + link->ctx, + link, + &i2c_command); +- +- if (buff) +- kfree(buff); ++ kfree(buff); + + return result; + } +-- +2.17.1 + |