Messages in this thread Patch in this message | | | From | Alan Ott <> | Subject | [PATCH 1/1] hidraw: Replace Confusing += Operator with = | Date | Wed, 26 Jan 2011 22:25:18 -0500 |
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Setting of the return value of hidraw_read() uses the += operator when = is more appropriate. There is no case where ret can be anything other than zero when the assignment is made, making = equivalent to += and much more clear.
Signed-off-by: Alan Ott <alan@signal11.us> --- drivers/hid/hidraw.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 468e87b..66fbcba 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -91,7 +91,7 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count, ret = -EFAULT; goto out; } - ret += len; + ret = len; kfree(list->buffer[list->tail].value); list->tail = (list->tail + 1) & (HIDRAW_BUFFER_SIZE - 1); -- 1.7.0.4
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