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| author | David Vrabel <david.vrabel@csr.com> | 2009-01-07 10:45:25 +0000 |
|---|---|---|
| committer | David Vrabel <david.vrabel@csr.com> | 2009-01-07 10:45:25 +0000 |
| commit | a23e66f3b8cfdedec14541e71ef29a754870a20c (patch) | |
| tree | f8ac23572982e92e6f8ae09c4039db627bdf53ee /drivers/rtc/rtc-s3c.c | |
| parent | 04c470adb01c62bb9bd663cfc4875cf0a4eb01ab (diff) | |
| parent | ede6f5aea054d3fb67c78857f7abdee602302043 (diff) | |
| download | op-kernel-dev-a23e66f3b8cfdedec14541e71ef29a754870a20c.zip op-kernel-dev-a23e66f3b8cfdedec14541e71ef29a754870a20c.tar.gz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'drivers/rtc/rtc-s3c.c')
| -rw-r--r-- | drivers/rtc/rtc-s3c.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index 7a568be..e0d7b99 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -94,6 +94,9 @@ static int s3c_rtc_setfreq(struct device *dev, int freq) { unsigned int tmp; + if (!is_power_of_2(freq)) + return -EINVAL; + spin_lock_irq(&s3c_rtc_pie_lock); tmp = readb(s3c_rtc_base + S3C2410_TICNT) & S3C2410_TICNT_ENABLE; |
