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| author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2013-01-10 10:37:27 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-17 16:56:00 -0800 |
| commit | a8f40f463fda58b90206173be73dc199beb7395f (patch) | |
| tree | f4b974f5f1b70192b34da691515572e1043c29b0 /drivers/staging/comedi/comedi_buf.c | |
| parent | 305a6f3896350bbfa59c0021f59600bbbb2e9590 (diff) | |
| download | op-kernel-dev-a8f40f463fda58b90206173be73dc199beb7395f.zip op-kernel-dev-a8f40f463fda58b90206173be73dc199beb7395f.tar.gz | |
staging: comedi: comedi_buf: remove unreachable dev_warn in comedi_buf_munge()
Due to the 'while(count < num_bytes)' the computed 'block_size' will
always be a value greater than 0.
Remove the unreachable dev_warn and the (block_size < 0) test.
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/staging/comedi/comedi_buf.c')
| -rw-r--r-- | drivers/staging/comedi/comedi_buf.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/staging/comedi/comedi_buf.c b/drivers/staging/comedi/comedi_buf.c index 7d516a0..9d11f416 100644 --- a/drivers/staging/comedi/comedi_buf.c +++ b/drivers/staging/comedi/comedi_buf.c @@ -215,13 +215,6 @@ static unsigned int comedi_buf_munge(struct comedi_async *async, int block_size = num_bytes - count; unsigned int buf_end; - if (block_size < 0) { - dev_warn(s->device->class_dev, - "%s: %s: bug! block_size is negative\n", - __FILE__, __func__); - break; - } - buf_end = async->prealloc_bufsz - async->munge_ptr; if (block_size > buf_end) block_size = buf_end; |
