[PATCH] ssb: Fix a null pointer check in mipscore init

Fix a null pointer check in ssb mipscore init

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Acked-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c
index ab8691a..3d3dd32 100644 (file)
--- a/drivers/ssb/driver_mipscore.c
+++ b/drivers/ssb/driver_mipscore.c
@@ -173,7 +173,7 @@ u32 ssb_cpu_clock(struct ssb_mipscore *mcore)
 
 void ssb_mipscore_init(struct ssb_mipscore *mcore)
 {
-       struct ssb_bus *bus = mcore->dev->bus;
+       struct ssb_bus *bus;
        struct ssb_device *dev;
        unsigned long hz, ns;
        unsigned int irq, i;
@@ -183,6 +183,7 @@ void ssb_mipscore_init(struct ssb_mipscore *mcore)
 
        ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n");
 
+       bus = mcore->dev->bus;
        hz = ssb_clockspeed(bus);
        if (!hz)
                hz = 100000000;