From: Greg Kroah-Hartman gregkh@linuxfoundation.org
commit cbfac7fa491651c57926c99edeb7495c6c1aeac2 upstream.
When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. Fix this up by properly calling dput().
Cc: Harry Wentland harry.wentland@amd.com Cc: Leo Li sunpeng.li@amd.com Cc: Rodrigo Siqueira Rodrigo.Siqueira@amd.com Cc: Alex Deucher alexander.deucher@amd.com Cc: "Christian König" christian.koenig@amd.com Cc: "Pan, Xinhui" Xinhui.Pan@amd.com Cc: David Airlie airlied@linux.ie Cc: Daniel Vetter daniel@ffwll.ch Cc: Wayne Lin Wayne.Lin@amd.com Cc: hersen wu hersenxs.wu@amd.com Cc: Wenjing Liu wenjing.liu@amd.com Cc: Patrik Jakobsson patrik.r.jakobsson@gmail.com Cc: Thelford Williams tdwilliamsiv@gmail.com Cc: Fangzhi Zuo Jerry.Zuo@amd.com Cc: Yongzhi Liu lyz_cs@pku.edu.cn Cc: Mikita Lipski mikita.lipski@amd.com Cc: Jiapeng Chong jiapeng.chong@linux.alibaba.com Cc: Bhanuprakash Modem bhanuprakash.modem@intel.com Cc: Sean Paul seanpaul@chromium.org Cc: amd-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Cc: stable@vger.kernel.org Reviewed-by: Rodrigo Siqueira Rodrigo.Siqueira@amd.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Rodrigo Siqueira Rodrigo.Siqueira@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -3188,7 +3188,7 @@ void crtc_debugfs_init(struct drm_crtc * &crc_win_y_end_fops); debugfs_create_file_unsafe("crc_win_update", 0644, dir, crtc, &crc_win_update_fops); - + dput(dir); } #endif /*