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ARM: S5PV210: Fix possible null pointer dereference

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Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Jonghwan Choi 2011-05-12 18:31:20 +09:00 committed by Kukjin Kim
parent 55922c9d1b
commit d62fa31123
1 changed files with 5 additions and 3 deletions
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8
arch/arm/mach-s5pv210/cpufreq.c
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@ -101,12 +101,14 @@ static void s5pv210_set_refresh(enum s5pv210_dmc_port ch, unsigned long freq)
unsigned long tmp, tmp1;
void __iomem *reg = NULL;
if (ch == DMC0)
if (ch == DMC0) {
reg = (S5P_VA_DMC0 + 0x30);
else if (ch == DMC1)
} else if (ch == DMC1) {
reg = (S5P_VA_DMC1 + 0x30);
else
} else {
printk(KERN_ERR "Cannot find DMC port\n");
return;
}
/* Find current DRAM frequency */
tmp = s5pv210_dram_conf[ch].freq;