diff options
| author | Mark Brown <broonie@kernel.org> | 2015-10-12 18:09:27 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-10-12 18:09:27 +0100 |
| commit | 79828b4fa835f73cdaf4bffa48696abdcbea9d02 (patch) | |
| tree | 5e0fa7156acb75ba603022bc807df8f2fedb97a8 /drivers/rtc/rtc-m48t59.c | |
| parent | 721b51fcf91898299d96f4b72cb9434cda29dce6 (diff) | |
| parent | 8c1a9d6323abf0fb1e5dad96cf3f1c783505ea5a (diff) | |
Merge remote-tracking branch 'asoc/fix/rt5645' into asoc-fix-rt5645
Diffstat (limited to 'drivers/rtc/rtc-m48t59.c')
| -rw-r--r-- | drivers/rtc/rtc-m48t59.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c index 90abb5bd589c..d99a705bec07 100644 --- a/drivers/rtc/rtc-m48t59.c +++ b/drivers/rtc/rtc-m48t59.c @@ -345,11 +345,12 @@ static ssize_t m48t59_nvram_read(struct file *filp, struct kobject *kobj, ssize_t cnt = 0; unsigned long flags; - for (; size > 0 && pos < pdata->offset; cnt++, size--) { - spin_lock_irqsave(&m48t59->lock, flags); + spin_lock_irqsave(&m48t59->lock, flags); + + for (; cnt < size; cnt++) *buf++ = M48T59_READ(cnt); - spin_unlock_irqrestore(&m48t59->lock, flags); - } + + spin_unlock_irqrestore(&m48t59->lock, flags); return cnt; } @@ -365,11 +366,12 @@ static ssize_t m48t59_nvram_write(struct file *filp, struct kobject *kobj, ssize_t cnt = 0; unsigned long flags; - for (; size > 0 && pos < pdata->offset; cnt++, size--) { - spin_lock_irqsave(&m48t59->lock, flags); + spin_lock_irqsave(&m48t59->lock, flags); + + for (; cnt < size; cnt++) M48T59_WRITE(*buf++, cnt); - spin_unlock_irqrestore(&m48t59->lock, flags); - } + + spin_unlock_irqrestore(&m48t59->lock, flags); return cnt; } |