staging: comedi: comedi_buf: remove noise in comedi_buf_read_free()

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@visionengravers.com>
Cc: Ian Abbott <abbobbi@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/comedi_buf.c b/drivers/staging/comedi/comedi_buf.c
index 17162d94273b137032d8cc768099c3bedd5ae35a..9b997ae6779698ccfbf1d4a5367a2183ccbc7457 100644 (file)
--- 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;