`comedi_read()` initializes `retval` to 0. The other `retval = 0`
assignments are superfluous, so remove them.
Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
drivers/staging/comedi/comedi_fops.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index b534b49..9505a34 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2503,8 +2503,6 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
if (!comedi_is_runflags_running(runflags)) {
if (comedi_is_runflags_in_error(runflags))
retval = -EPIPE;
- else
- retval = 0;
become_nonbusy = true;
break;
}
@@ -2518,7 +2516,6 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
break;
}
if (!s->busy) {
- retval = 0;
break;
}
if (s->busy != file) {
--
2.6.1
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