usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe

of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak. Fixes: 796bcae ("USB: powerpc: Workaround for the PPC440EPX USBH_23 errata [take 3]") Acked-by: Alan Stern <[email protected]> Signed-off-by: Miaoqian Lin <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Greg Kroah-Hartman <[email protected]>
fracktal · Jun 10, 2022 · b5c5b13 · b5c5b13
1 parent 3497b9a
commit b5c5b13
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/usb/host/ehci-ppc-of.c b/drivers/usb/host/ehci-ppc-of.c
@@ -148,6 +148,7 @@ static int ehci_hcd_ppc_of_probe(struct platform_device *op)
 		} else {
 			ehci->has_amcc_usb23 = 1;
 		}
+		of_node_put(np);
 	}
 
 	if (of_get_property(dn, "big-endian", NULL)) {