Sign Up
Log In
Log In
or
Sign Up
Places
All Projects
Status Monitor
Collapse sidebar
openSUSE
drm.7971
0151-drm-amdkfd-fix-improper-return-value-on-er...
Overview
Repositories
Revisions
Requests
Users
Attributes
Meta
File 0151-drm-amdkfd-fix-improper-return-value-on-error.patch of Package drm.7971
From 09831a9577669fa16f4369a934e88d8ff644cfe0 Mon Sep 17 00:00:00 2001 From: Pan Bian <bianpan2016@163.com> Date: Thu, 1 Dec 2016 16:10:42 +0800 Subject: [PATCH] drm/amdkfd: fix improper return value on error [ Upstream commit 8bf793883da213864efc50c274d2b38ec0ca58b2 ] In function kfd_wait_on_events(), when the call to copy_from_user() fails, the value of return variable ret is 0. 0 indicates success, which is inconsistent with the execution status. This patch fixes the bug by assigning "-EFAULT" to ret when copy_from_user() returns an unexpected value. Signed-off-by: Pan Bian <bianpan2016@163.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/amd/amdkfd/kfd_events.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c @@ -739,8 +739,10 @@ int kfd_wait_on_events(struct kfd_proces struct kfd_event_data event_data; if (copy_from_user(&event_data, &events[i], - sizeof(struct kfd_event_data))) + sizeof(struct kfd_event_data))) { + ret = -EFAULT; goto fail; + } ret = init_event_waiter(p, &event_waiters[i], event_data.event_id, i);
Locations
Projects
Search
Status Monitor
Help
OpenBuildService.org
Documentation
API Documentation
Code of Conduct
Contact
Support
@OBShq
Terms
openSUSE Build Service is sponsored by
The Open Build Service is an
openSUSE project
.
Sign Up
Log In
Places
Places
All Projects
Status Monitor