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author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2013-11-26 16:42:09 -0700 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-12-03 09:20:22 -0800 |
commit | c1ce7f10543d616920a1eb772b993c7d7815d653 (patch) | |
tree | 6a71825a057869dd3f07844e641924af5f4e63f8 /drivers | |
parent | b1ca6b1d479931a682ef443b23e00b4abae8ce25 (diff) | |
download | lwn-c1ce7f10543d616920a1eb772b993c7d7815d653.tar.gz lwn-c1ce7f10543d616920a1eb772b993c7d7815d653.zip |
staging: comedi: mpc624: remove unnecessary test
It's not necessaary to vaidate insn->n passed to the (*insn_read)
function. The for() loop following it will just be a NOP.
Remove the test as well as the printk noise.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/comedi/drivers/mpc624.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/mpc624.c b/drivers/staging/comedi/drivers/mpc624.c index 2d6add4f97f7..b105dd98c358 100644 --- a/drivers/staging/comedi/drivers/mpc624.c +++ b/drivers/staging/comedi/drivers/mpc624.c @@ -159,10 +159,6 @@ static int mpc624_ai_rinsn(struct comedi_device *dev, * We always write 0 to GNSWA bit, so the channel range is +-/10.1Vdc */ outb(insn->chanspec, dev->iobase + MPC624_GNMUXCH); - if (!insn->n) { - printk(KERN_INFO "MPC624: Warning, no data to acquire\n"); - return 0; - } for (n = 0; n < insn->n; n++) { /* Trigger the conversion */ |