ARM: S5PV210: Fix possible null pointer dereference
Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Kukjin Kim
parent
55922c9d1b
commit
d62fa31123
@ -101,12 +101,14 @@ static void s5pv210_set_refresh(enum s5pv210_dmc_port ch, unsigned long freq)
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unsigned long tmp, tmp1;
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unsigned long tmp, tmp1;
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void __iomem *reg = NULL;
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void __iomem *reg = NULL;
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if (ch == DMC0)
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if (ch == DMC0) {
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reg = (S5P_VA_DMC0 + 0x30);
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reg = (S5P_VA_DMC0 + 0x30);
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else if (ch == DMC1)
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} else if (ch == DMC1) {
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reg = (S5P_VA_DMC1 + 0x30);
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reg = (S5P_VA_DMC1 + 0x30);
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else
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} else {
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printk(KERN_ERR "Cannot find DMC port\n");
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printk(KERN_ERR "Cannot find DMC port\n");
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return;
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}
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/* Find current DRAM frequency */
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/* Find current DRAM frequency */
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tmp = s5pv210_dram_conf[ch].freq;
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tmp = s5pv210_dram_conf[ch].freq;
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