diff options
author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2013-01-10 17:38:20 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-18 00:56:01 (GMT) |
commit | 215040e1238fa18caf5edf9bcd68126ecd8a6b2d (patch) | |
tree | 2f5a0f0c6987639f8ce0c83c5bace88399f7237f /drivers | |
parent | 6166ce878771edfe2d0fb9e719d5c4d4d4b82157 (diff) | |
download | linux-fsl-qoriq-215040e1238fa18caf5edf9bcd68126ecd8a6b2d.tar.xz |
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>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/comedi/comedi_buf.c | 6 |
1 files 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; |