somehow auto suspend not work then crash in remove() (#215)

Signed-off-by: Min Ma <min.ma@amd.com>
amd · Aug 22, 2024 · 62e2cba · 62e2cba
1 parent ed3147d
commit 62e2cba
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/driver/amdxdna/aie2_pci.c b/src/driver/amdxdna/aie2_pci.c
@@ -297,8 +297,10 @@ static void aie2_hw_stop(struct amdxdna_dev *xdna)
 	xdna_mailbox_stop_channel(ndev->mgmt_chann);
 	xdna_mailbox_destroy_channel(ndev->mgmt_chann);
 	ndev->mgmt_chann = NULL;
-	xdna_mailbox_destroy(ndev->mbox);
-	ndev->mbox = NULL;
+	if (ndev->mbox) {
+		xdna_mailbox_destroy(ndev->mbox);
+		ndev->mbox = NULL;
+	}
 	aie2_psp_stop(ndev->psp_hdl);
 	aie2_smu_stop(ndev);
 	pci_clear_master(pdev);