powerpc/pseries: Add null property check to pseries_discover_pic()

[karo-tx-linux.git] / arch / powerpc / platforms / pseries / setup.c

diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 6e944fc6e5f979d2559fd805970a81af7886315f..fa734943bcbc23f7d0a32d79f49b1fe3228433ae 100644 (file)
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -235,6 +235,8 @@ static void __init pseries_discover_pic(void)
 
        for_each_node_by_name(np, "interrupt-controller") {
                typep = of_get_property(np, "compatible", NULL);
+               if (!typep)
+                       continue;
                if (strstr(typep, "open-pic")) {
                        pSeries_mpic_node = of_node_get(np);
                        ppc_md.init_IRQ       = pseries_mpic_init_IRQ;