MIPS: Use current_cpu_type() instead of c->cputype

If current_cpu_type() is pre-defined in cpu-feature-overrides.h, This
may save about 10k for the compressed kernel image(vmlinuz).

Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/1901/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/spram.c b/arch/mips/kernel/spram.c
index f9a693a..67f2495 100644
--- a/arch/mips/kernel/spram.c
+++ b/arch/mips/kernel/spram.c
@@ -197,10 +197,9 @@
 }
 void spram_config(void)
 {
-	struct cpuinfo_mips *c = &current_cpu_data;
 	unsigned int config0;
 
-	switch (c->cputype) {
+	switch (current_cpu_type()) {
 	case CPU_24K:
 	case CPU_34K:
 	case CPU_74K: