From: Dan Carpenter dan.carpenter@oracle.com
[ Upstream commit b312b2b25b6ac9e2eb03f4ca651b33108752de3a ]
We accidentally return ERR_PTR(0) which is NULL. The caller is not expecting that and it leads to an Oops.
Fixes: dd59239a9862 ("amdkfd: init aperture once per process") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com Reviewed-by: Felix Kuehling felix.kuehling@amd.com Signed-off-by: Oded Gabbay oded.gabbay@gmail.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com --- drivers/gpu/drm/amd/amdkfd/kfd_process.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index ef7c8de7060e..171480bb95d0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -317,7 +317,8 @@ static struct kfd_process *create_process(const struct task_struct *thread)
/* init process apertures*/ process->is_32bit_user_mode = in_compat_syscall(); - if (kfd_init_apertures(process) != 0) + err = kfd_init_apertures(process); + if (err != 0) goto err_init_apretures;
return process;