[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>
This commit is contained in:
Russell King 2005-11-21 17:01:13 +00:00 committed by Russell King
parent 30a09616df
commit 2f3eca8b4f

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@ -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;