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| author | Janani Ravichandran <janani.rvchndrn@gmail.com> | 2016-02-11 19:07:48 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-11 19:47:27 -0800 |
| commit | e563637b5fef2d1fbcd1efe457d4168fde7b3e0d (patch) | |
| tree | 49cb3ebfbd4b659b42ed714fd14a68430d6835b7 /drivers/staging/comedi | |
| parent | 222c402abfc864bbabd7cb359f0ebce36558f123 (diff) | |
| download | linux-e563637b5fef2d1fbcd1efe457d4168fde7b3e0d.tar.bz2 | |
staging: comedi: Use ARRAY_SIZE for sizes of arrays
Use ARRAY_SIZE to calculate the size of an array to make code concise.
The semantic patch used can be found here:
https://github.com/coccinelle/coccinellery/commit/9cbab452a3a2e18439e8386d6c4a68ee42c3ee2b
Signed-off-by: Janani Ravichandran <janani.rvchndrn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/comedi')
| -rw-r--r-- | drivers/staging/comedi/drivers/ni_mio_c_common.c | 0 | ||||
| -rw-r--r-- | drivers/staging/comedi/drivers/ni_mio_common.c | 7 |
2 files changed, 2 insertions, 5 deletions
diff --git a/drivers/staging/comedi/drivers/ni_mio_c_common.c b/drivers/staging/comedi/drivers/ni_mio_c_common.c new file mode 100644 index 000000000000..e69de29bb2d1 --- /dev/null +++ b/drivers/staging/comedi/drivers/ni_mio_c_common.c diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c index 929389b52572..1c2abb3feb42 100644 --- a/drivers/staging/comedi/drivers/ni_mio_common.c +++ b/drivers/staging/comedi/drivers/ni_mio_common.c @@ -1166,8 +1166,7 @@ static void ni_ai_fifo_read(struct comedi_device *dev, comedi_buf_write_samples(s, &data, 1); } } else { - if (n > sizeof(devpriv->ai_fifo_buffer) / - sizeof(devpriv->ai_fifo_buffer[0])) { + if (n > ARRAY_SIZE(devpriv->ai_fifo_buffer)) { dev_err(dev->class_dev, "bug! ai_fifo_buffer too small\n"); async->events |= COMEDI_CB_ERROR; @@ -1242,9 +1241,7 @@ static void ni_handle_fifo_dregs(struct comedi_device *dev) NISTC_AI_STATUS1_FIFO_E; while (fifo_empty == 0) { for (i = 0; - i < - sizeof(devpriv->ai_fifo_buffer) / - sizeof(devpriv->ai_fifo_buffer[0]); i++) { + i < ARRAY_SIZE(devpriv->ai_fifo_buffer); i++) { fifo_empty = ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & NISTC_AI_STATUS1_FIFO_E; |