* [PATCH] Minor bootflag.c fix
@ 2001-10-13 4:29 Thomas Hood
0 siblings, 0 replies; only message in thread
From: Thomas Hood @ 2001-10-13 4:29 UTC (permalink / raw)
To: linux-kernel
Without this patch, bootflag.c misleadingly reports an
invalid value read from CMOS RAM if SBF was not
enabled.
The patch:
--- linux-2.4.10-ac12/arch/i386/kernel/bootflag.c Thu Oct 11 21:56:08 2001
+++ linux-2.4.10-ac12-fix/arch/i386/kernel/bootflag.c Fri Oct 12 23:46:57 2001
@@ -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;
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2001-10-13 4:29 [PATCH] Minor bootflag.c fix Thomas Hood
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