get_reset_cause() should not be exported. Drop code in the function
after return statement that can generate warnings due to unreachable code.

Signed-off-by: Stefano Babic <[email protected]>
Signed-off-by: Fabio Estevam <[email protected]>
---
 arch/arm/cpu/arm1136/mx31/generic.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)

diff --git a/arch/arm/cpu/arm1136/mx31/generic.c 
b/arch/arm/cpu/arm1136/mx31/generic.c
index fccd2cd..4ebf38d 100644
--- a/arch/arm/cpu/arm1136/mx31/generic.c
+++ b/arch/arm/cpu/arm1136/mx31/generic.c
@@ -133,7 +133,7 @@ u32 get_cpu_rev(void)
        return srev | 0x8000;
 }
 
-char *get_reset_cause(void)
+static char *get_reset_cause(void)
 {
        /* read RCSR register from CCM module */
        struct clock_control_regs *ccm =
@@ -144,16 +144,12 @@ char *get_reset_cause(void)
        switch (cause) {
        case 0x0000:
                return "POR";
-               break;
        case 0x0001:
                return "RST";
-               break;
        case 0x0002:
                return "WDOG";
-               break;
        case 0x0006:
                return "JTAG";
-               break;
        default:
                return "unknown reset";
        }
-- 
1.7.1

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