Minor bootflag.c fix

PATCH New Thomas Hood 1 participant 1 message Oct 13, 2001

lore

Share & tools

lore

Thomas Hood

author

2001-10-13 04:30 UTC #0 lore raw

PATCH 1/1 Minor bootflag.c fix

Without this patch, bootflag.c misleadingly reports an invalid value read from CMOS RAM if SBF was not enabled.

The patch:

arch/i386/kernel/bootflag.c +4 -1

@@ -128,7 +128,10 @@
 
 static void __init sbf_bootup(void)
 {
-	u8 v = sbf_read();
+	u8 v;
+	if(sbf_port == -1)
+		return;
+	v = sbf_read();
 	if(!sbf_value_valid(v))
 		printk(KERN_WARNING "SBF: Simple boot flag value 0x%x read from CMOS RAM was invalid\n",v);
 	v &= ~SBF_RESERVED;