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| author | Feng Tang <feng.tang@intel.com> | 2011-04-07 09:39:49 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-04-07 11:27:42 +0200 |
| commit | 09552b2696896dbb715be0caf91b23276f9139ba (patch) | |
| tree | 62998cffed4b19591aa0ea61778e018d00feed8b /arch | |
| parent | de97a21a23dda34f1754a748560dede139e6bfc2 (diff) | |
| download | lwn-09552b2696896dbb715be0caf91b23276f9139ba.tar.gz lwn-09552b2696896dbb715be0caf91b23276f9139ba.zip | |
x86/mrst/vrtc: Fix boot crash in mrst_rtc_init()
The sfi_mrtc_array[] only gets initialized when the sfi mrtc
table is parsed, so the vrtc_paddr should be initalized after it
too.
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/1302140389-27603-1-git-send-email-feng.tang@intel.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/platform/mrst/vrtc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/platform/mrst/vrtc.c b/arch/x86/platform/mrst/vrtc.c index 04cf645feb92..73d70d65e76e 100644 --- a/arch/x86/platform/mrst/vrtc.c +++ b/arch/x86/platform/mrst/vrtc.c @@ -100,9 +100,11 @@ int vrtc_set_mmss(unsigned long nowtime) void __init mrst_rtc_init(void) { - unsigned long vrtc_paddr = sfi_mrtc_array[0].phys_addr; + unsigned long vrtc_paddr; sfi_table_parse(SFI_SIG_MRTC, NULL, NULL, sfi_parse_mrtc); + + vrtc_paddr = sfi_mrtc_array[0].phys_addr; if (!sfi_mrtc_num || !vrtc_paddr) return; |