diff --git a/drivers/gpu/drm/drm_gpusvm.c b/drivers/gpu/drm/drm_gpusvm.c
index 9a06ff7d2608..9aeaca02e928 100644
--- a/drivers/gpu/drm/drm_gpusvm.c
+++ b/drivers/gpu/drm/drm_gpusvm.c
@@ -1753,8 +1753,10 @@ int drm_gpusvm_range_evict(struct drm_gpusvm *gpusvm,
 		return -EFAULT;
 
 	pfns = kvmalloc_array(npages, sizeof(*pfns), GFP_KERNEL);
-	if (!pfns)
+	if (!pfns) {
+		mmput(mm);
 		return -ENOMEM;
+	}
 
 	hmm_range.hmm_pfns = pfns;
 	while (!time_after(jiffies, timeout)) {