[PATCH 4/4] staging: comedi: comedi_buf: remove noise in comedi_buf_read_free()
H Hartley Sweeten
hsweeten at visionengravers.com
Thu Jan 10 17:38:20 UTC 2013
If an attempt is made to free more bytes than have been allocated
a dev_info message is output and the number of bytes to free is
adjusted to the allocated size.
Telling the user this happened is just noise. Remove the message.
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbobbi at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/comedi_buf.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/comedi/comedi_buf.c b/drivers/staging/comedi/comedi_buf.c
index 17162d9..9b997ae 100644
--- a/drivers/staging/comedi/comedi_buf.c
+++ b/drivers/staging/comedi/comedi_buf.c
@@ -324,11 +324,9 @@ unsigned int comedi_buf_read_free(struct comedi_async *async,
smp_mb();
allocated = comedi_buf_read_n_allocated(async);
- if (nbytes > allocated) {
- dev_info(async->subdevice->device->class_dev,
- "attempted to read-free more bytes than have been read-allocated.\n");
+ if (nbytes > allocated)
nbytes = allocated;
- }
+
async->buf_read_count += nbytes;
async->buf_read_ptr += nbytes;
async->buf_read_ptr %= async->prealloc_bufsz;
--
1.8.0
More information about the devel
mailing list