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MIPS: lantiq: fix cmdline parsing 

The code tested if the KSEG1 mapped address of argv was != 0. We need to use
CPHYSADDR instead to make the conditional actually work.

Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3722/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
hifive-unleashed-5.1
Thomas Langer 2012-05-02 12:27:39 +02:00 committed by Ralf Baechle
parent 7705f6867b
commit 730fa039f1
1 changed files with 5 additions and 3 deletions
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8
arch/mips/lantiq/prom.c
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@ -45,10 +45,12 @@ static void __init prom_init_cmdline(void)
char **argv = (char **) KSEG1ADDR(fw_arg1);
int i;
for (i = 0; i < argc; i++) {
char *p = (char *) KSEG1ADDR(argv[i]);
arcs_cmdline[0] = '\0';
if (p && *p) {
for (i = 0; i < argc; i++) {
char *p = (char *) KSEG1ADDR(argv[i]);
if (CPHYSADDR(p) && *p) {
strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
}