Fixes a crash when trying to create a channel on e.g. Turing GPUs when
NOUVEAU_SVM_INIT was called before.
Fixes: eeaf06ac1a558 ("drm/nouveau/svm: initial support for shared virtual memory")
Signed-off-by: Karol Herbst <kherbst@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
struct drm_nouveau_svm_init *args = data;
int ret;
+ /* We need to fail if svm is disabled */
+ if (!cli->drm->svm)
+ return -ENOSYS;
+
/* Allocate tracking for SVM-enabled VMM. */
if (!(svmm = kzalloc(sizeof(*svmm), GFP_KERNEL)))
return -ENOMEM;