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authorHans-Christian Egtvedt <hcegtvedt@atmel.com>2007-07-17 07:05:00 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-17 13:23:09 -0400
commitac495bf8971f2dc9d401d892849977e86633ced6 (patch)
treee9ff9866c01cba3d52a33fe3705167eda6c84a2d /drivers/rtc/rtc-dev.c
parent7a39a49c746adc08488b1403b5aeca1dbd4ce0e2 (diff)
rtc-dev: return -ENOTTY in ioctl if irq_set_freq is not implemented by driver
Signed-off-by: Hans-Christian Egtvedt <hcegtvedt@atmel.com> Cc: Haavard Skinnemoen <hskinnemoen@atmel.com> Cc: David Brownell <david-b@pacbell.net> Cc: Alessandro Zummo <a.zummo@towertech.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-dev.c')
-rw-r--r--drivers/rtc/rtc-dev.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index f4e5f0040ff7..304535942de2 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -341,6 +341,8 @@ static int rtc_dev_ioctl(struct inode *inode, struct file *file,
341 case RTC_IRQP_READ: 341 case RTC_IRQP_READ:
342 if (ops->irq_set_freq) 342 if (ops->irq_set_freq)
343 err = put_user(rtc->irq_freq, (unsigned long __user *)uarg); 343 err = put_user(rtc->irq_freq, (unsigned long __user *)uarg);
344 else
345 err = -ENOTTY;
344 break; 346 break;
345 347
346 case RTC_IRQP_SET: 348 case RTC_IRQP_SET: