x86, setup: Fix earlyprintk=serial,ttyS0,115200

Torsten reported that there is garbage output,
after commit 8fee13a48e (x86,
setup: enable early console output from the decompressor)

It turns out we missed the offset for that case.

Reported-by: Torsten Kaiser <just.for.lkml@googlemail.com>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <4C7B0578.8090807@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Yinghai Lu 2010-08-29 18:12:24 -07:00 committed by H. Peter Anvin
parent b30a3f6257
commit 83d9f65bda

View File

@ -58,7 +58,7 @@ static void parse_earlyprintk(void)
if (arg[pos] == ',')
pos++;
if (!strncmp(arg, "ttyS", 4)) {
if (!strncmp(arg + pos, "ttyS", 4)) {
static const int bases[] = { 0x3f8, 0x2f8 };
int idx = 0;