Commit c318c7ac authored by Roel Kluin's avatar Roel Kluin Committed by Linus Torvalds

rtc: t reaches -1, tested 0

With a postfix decrement t will reach -1 rather than 0, so neither the
warning nor the `goto error_out' will occur.
Signed-off-by: default avatarRoel Kluin <roel.kluin@gmail.com>
Acked-by: default avatarManuel Lauss <mano@roarinelk.homelinux.net>
Acked-by: default avatarAlessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b4870bc5
......@@ -81,7 +81,7 @@ static int __devinit au1xtoy_rtc_probe(struct platform_device *pdev)
if (au_readl(SYS_TOYTRIM) != 32767) {
/* wait until hardware gives access to TRIM register */
t = 0x00100000;
while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S) && t--)
while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S) && --t)
msleep(1);
if (!t) {
......
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