From: Daniel Vetter Date: Mon, 23 Nov 2015 09:32:49 +0000 (+0100) Subject: drm/gma500: Use correct unref in the gem bo create function X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d3e376f52d095103ca51dbda4d6ff8aaf488f98f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/gma500: Use correct unref in the gem bo create function This is called without dev->struct_mutex held, we need to use the _unlocked variant. Never caught in the wild since you'd need an evil userspace which races a gem_close ioctl call with the in-progress open. Cc: Patrik Jakobsson Acked-by: Patrik Jakobsson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1448271183-20523-17-git-send-email-daniel.vetter@ffwll.ch --- diff --git a/drivers/gpu/drm/gma500/gem.c b/drivers/gpu/drm/gma500/gem.c index c707fa6fca85..e3bdc8b1c32c 100644 --- a/drivers/gpu/drm/gma500/gem.c +++ b/drivers/gpu/drm/gma500/gem.c @@ -130,7 +130,7 @@ int psb_gem_create(struct drm_file *file, struct drm_device *dev, u64 size, return ret; } /* We have the initial and handle reference but need only one now */ - drm_gem_object_unreference(&r->gem); + drm_gem_object_unreference_unlocked(&r->gem); *handlep = handle; return 0; }