board/freescale/common/pixis.c: Fix GCC 4.6 build warning

Fix:

pixis.c: In function 'strfractoint':
pixis.c:383:6: warning: variable 'intarr_len' set but not used [-Wunused-but-set-variable]

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

board/freescale/common/pixis.c

@@ -380,7 +380,7 @@ static unsigned long strfractoint(char *strptr)
 {
 	int i, j;
 	int mulconst;
-	int intarr_len, no_dec = 0;
+	int no_dec = 0;
 	unsigned long intval = 0, decval = 0;
 	char intarr[3], decarr[3];
 
@@ -399,8 +399,6 @@ static unsigned long strfractoint(char *strptr)
 		i++;
 	}
 
-	/* Assign length of integer part to intarr_len. */
-	intarr_len = i;
 	intarr[i] = '\0';
 
 	if (no_dec) {