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 <[email protected]> Cc: Ian Abbott <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> --- 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 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
