[ARM] Shut up gcc warning in assabet.c

assabet.c:291: warning: 'scr' may be used uninitialized in this function

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index 75efb5da5b6d2874867cd83c58fd37b82e456bde..a66ac61233a2f088e2e666ded4b59afaab03ab52 100644 (file)
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -293,7 +293,8 @@ static void __init get_assabet_scr(void)
        GPDR |= 0x3fc;                  /* Configure GPIO 9:2 as outputs */
        GPSR = 0x3fc;                   /* Write 0xFF to GPIO 9:2 */
        GPDR &= ~(0x3fc);               /* Configure GPIO 9:2 as inputs */
-       for(i = 100; i--; scr = GPLR);  /* Read GPIO 9:2 */
+       for(i = 100; i--; )             /* Read GPIO 9:2 */
+               scr = GPLR;
        GPDR |= 0x3fc;                  /*  restore correct pin direction */
        scr &= 0x3fc;                   /* save as system configuration byte. */
        SCR_value = scr;