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path: root/sound/drivers/opl4/opl4_proc.c
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Diffstat (limited to 'sound/drivers/opl4/opl4_proc.c')
-rw-r--r--sound/drivers/opl4/opl4_proc.c46
1 files changed, 16 insertions, 30 deletions
diff --git a/sound/drivers/opl4/opl4_proc.c b/sound/drivers/opl4/opl4_proc.c
index eb72814dfd5f..210b89de06d7 100644
--- a/sound/drivers/opl4/opl4_proc.c
+++ b/sound/drivers/opl4/opl4_proc.c
@@ -55,25 +55,18 @@ static ssize_t snd_opl4_mem_proc_read(struct snd_info_entry *entry,
size_t count, loff_t pos)
{
struct snd_opl4 *opl4 = entry->private_data;
- long size;
char* buf;
- size = count;
- if (pos + size > entry->size)
- size = entry->size - pos;
- if (size > 0) {
- buf = vmalloc(size);
- if (!buf)
- return -ENOMEM;
- snd_opl4_read_memory(opl4, buf, pos, size);
- if (copy_to_user(_buf, buf, size)) {
- vfree(buf);
- return -EFAULT;
- }
+ buf = vmalloc(count);
+ if (!buf)
+ return -ENOMEM;
+ snd_opl4_read_memory(opl4, buf, pos, count);
+ if (copy_to_user(_buf, buf, count)) {
vfree(buf);
- return size;
+ return -EFAULT;
}
- return 0;
+ vfree(buf);
+ return count;
}
static ssize_t snd_opl4_mem_proc_write(struct snd_info_entry *entry,
@@ -83,25 +76,18 @@ static ssize_t snd_opl4_mem_proc_write(struct snd_info_entry *entry,
size_t count, size_t pos)
{
struct snd_opl4 *opl4 = entry->private_data;
- long size;
char *buf;
- size = count;
- if (pos + size > entry->size)
- size = entry->size - pos;
- if (size > 0) {
- buf = vmalloc(size);
- if (!buf)
- return -ENOMEM;
- if (copy_from_user(buf, _buf, size)) {
- vfree(buf);
- return -EFAULT;
- }
- snd_opl4_write_memory(opl4, buf, pos, size);
+ buf = vmalloc(count);
+ if (!buf)
+ return -ENOMEM;
+ if (copy_from_user(buf, _buf, count)) {
vfree(buf);
- return size;
+ return -EFAULT;
}
- return 0;
+ snd_opl4_write_memory(opl4, buf, pos, count);
+ vfree(buf);
+ return count;
}
static loff_t snd_opl4_mem_proc_llseek(struct snd_info_entry *entry,