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| author | Wen Yang | 2019-04-03 18:04:13 +0200 |
|---|---|---|
| committer | Eric Anholt | 2019-04-04 21:56:45 +0200 |
| commit | bc29d3a69d4c1bd1a103e8b3c1ed81b807c1870b (patch) | |
| tree | 73c1226ba5f3f2368c8780ac79dd2b8c50e80ddf /Documentation/gpu | |
| parent | drm/vc4: vc4_debugfs_regset32() can be static (diff) | |
| download | kernel-qcow2-linux-bc29d3a69d4c1bd1a103e8b3c1ed81b807c1870b.tar.gz kernel-qcow2-linux-bc29d3a69d4c1bd1a103e8b3c1ed81b807c1870b.tar.xz kernel-qcow2-linux-bc29d3a69d4c1bd1a103e8b3c1ed81b807c1870b.zip | |
drm/pl111: fix possible object reference leak
The call to of_find_matching_node_and_match returns a node pointer with
refcount incremented thus it must be explicitly decremented after the
last usage.
Detected by coccinelle with the following warnings:
drivers/gpu/drm/pl111/pl111_versatile.c:333:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 317, but without a corresponding object release within this function.
drivers/gpu/drm/pl111/pl111_versatile.c:340:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 317, but without a corresponding object release within this function.
drivers/gpu/drm/pl111/pl111_versatile.c:346:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 317, but without a corresponding object release within this function.
drivers/gpu/drm/pl111/pl111_versatile.c:354:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 317, but without a corresponding object release within this function.
drivers/gpu/drm/pl111/pl111_versatile.c:395:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 317, but without a corresponding object release within this function.
drivers/gpu/drm/pl111/pl111_versatile.c:402:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 317, but without a corresponding object release within this function.
Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
Cc: Eric Anholt <eric@anholt.net> (supporter:DRM DRIVER FOR ARM PL111 CLCD)
Cc: David Airlie <airlied@linux.ie> (maintainer:DRM DRIVERS)
Cc: Daniel Vetter <daniel@ffwll.ch> (maintainer:DRM DRIVERS)
Cc: dri-devel@lists.freedesktop.org (open list:DRM DRIVERS)
Cc: linux-kernel@vger.kernel.org (open list)
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/1554307455-40361-6-git-send-email-wen.yang99@zte.com.cn
Diffstat (limited to 'Documentation/gpu')
0 files changed, 0 insertions, 0 deletions