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@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index 84d1ffd1eef9..1190d06884ed 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -318,7 +318,8 @@ 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;
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