diff options
Diffstat (limited to 'sound/pci/cs4281.c')
| -rw-r--r-- | sound/pci/cs4281.c | 40 |
1 files changed, 14 insertions, 26 deletions
diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c index 9edc65059e3e..6772070ed492 100644 --- a/sound/pci/cs4281.c +++ b/sound/pci/cs4281.c @@ -1139,40 +1139,28 @@ static void snd_cs4281_proc_read(struct snd_info_entry *entry, snd_iprintf(buffer, "Spurious end IRQs : %u\n", chip->spurious_dtc_irq); } -static long snd_cs4281_BA0_read(struct snd_info_entry *entry, - void *file_private_data, - struct file *file, char __user *buf, - unsigned long count, unsigned long pos) +static ssize_t snd_cs4281_BA0_read(struct snd_info_entry *entry, + void *file_private_data, + struct file *file, char __user *buf, + size_t count, loff_t pos) { - long size; struct cs4281 *chip = entry->private_data; - size = count; - if (pos + size > CS4281_BA0_SIZE) - size = (long)CS4281_BA0_SIZE - pos; - if (size > 0) { - if (copy_to_user_fromio(buf, chip->ba0 + pos, size)) - return -EFAULT; - } - return size; + if (copy_to_user_fromio(buf, chip->ba0 + pos, count)) + return -EFAULT; + return count; } -static long snd_cs4281_BA1_read(struct snd_info_entry *entry, - void *file_private_data, - struct file *file, char __user *buf, - unsigned long count, unsigned long pos) +static ssize_t snd_cs4281_BA1_read(struct snd_info_entry *entry, + void *file_private_data, + struct file *file, char __user *buf, + size_t count, loff_t pos) { - long size; struct cs4281 *chip = entry->private_data; - size = count; - if (pos + size > CS4281_BA1_SIZE) - size = (long)CS4281_BA1_SIZE - pos; - if (size > 0) { - if (copy_to_user_fromio(buf, chip->ba1 + pos, size)) - return -EFAULT; - } - return size; + if (copy_to_user_fromio(buf, chip->ba1 + pos, count)) + return -EFAULT; + return count; } static struct snd_info_entry_ops snd_cs4281_proc_ops_BA0 = { |