MIPS: IP22: Fix GCC 4.6.0 build error

  CC      arch/mips/sgi-ip22/ip22-time.o
arch/mips/sgi-ip22/ip22-time.c: In function 'dosample':
arch/mips/sgi-ip22/ip22-time.c:35:10: error: variable 'lsb' set but not used [-Werror=unused-but-set-variable]
cc1: all warnings being treated as errors

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c
index 603fc91c1030539b8bc33ad88902b240ea84a203..1a94c989418843e22267110bab6e43e6d1d2c937 100644 (file)
--- a/arch/mips/sgi-ip22/ip22-time.c
+++ b/arch/mips/sgi-ip22/ip22-time.c
@@ -32,7 +32,7 @@
 static unsigned long dosample(void)
 {
        u32 ct0, ct1;
-       u8 msb, lsb;
+       u8 msb;
 
        /* Start the counter. */
        sgint->tcword = (SGINT_TCWORD_CNT2 | SGINT_TCWORD_CALL |
@@ -46,7 +46,7 @@ static unsigned long dosample(void)
        /* Latch and spin until top byte of counter2 is zero */
        do {
                writeb(SGINT_TCWORD_CNT2 | SGINT_TCWORD_CLAT, &sgint->tcword);
-               lsb = readb(&sgint->tcnt2);
+               (void) readb(&sgint->tcnt2);
                msb = readb(&sgint->tcnt2);
                ct1 = read_c0_count();
        } while (msb);