sparc32: fix cpuid_patch run-time patching

We hang forever when trying to do run-time patching of instructions
identified by the cpuid_patch section
Signed-off-by: NSam Ravnborg <sam@ravnborg.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

arch/sparc/kernel/setup_32.c

@@ -229,6 +229,8 @@ static void __init per_cpu_patch(void)
 		*(unsigned int *) (addr + 0) = insns[0];
 		*(unsigned int *) (addr + 4) = insns[1];
 		*(unsigned int *) (addr + 8) = insns[2];
+
+		p++;
 	}
 #ifdef CONFIG_SMP
 	local_ops->cache_all();