diff options
author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2015-03-04 19:15:32 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-07 00:01:28 (GMT) |
commit | 854472c27046646f3f258970a9fee9ab1e5d7593 (patch) | |
tree | 00b4bb2ab5c374797f351df1f164553319149c21 /drivers | |
parent | 4d719cecc08ecc58040ffd751423810b4c19d772 (diff) | |
download | linux-854472c27046646f3f258970a9fee9ab1e5d7593.tar.xz |
staging: comedi: cb_pcidas64: (!foo) preferred over (foo == NULL)
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/cb_pcidas64.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c index bd24059..c8f4a22 100644 --- a/drivers/staging/comedi/drivers/cb_pcidas64.c +++ b/drivers/staging/comedi/drivers/cb_pcidas64.c @@ -1473,7 +1473,7 @@ static int alloc_and_init_dma_members(struct comedi_device *dev) devpriv->ai_buffer[i] = pci_alloc_consistent(pcidev, DMA_BUFFER_SIZE, &devpriv->ai_buffer_bus_addr[i]); - if (devpriv->ai_buffer[i] == NULL) + if (!devpriv->ai_buffer[i]) return -ENOMEM; } @@ -1483,7 +1483,7 @@ static int alloc_and_init_dma_members(struct comedi_device *dev) pci_alloc_consistent(pcidev, DMA_BUFFER_SIZE, &devpriv-> ao_buffer_bus_addr[i]); - if (devpriv->ao_buffer[i] == NULL) + if (!devpriv->ao_buffer[i]) return -ENOMEM; } @@ -1493,7 +1493,7 @@ static int alloc_and_init_dma_members(struct comedi_device *dev) pci_alloc_consistent(pcidev, sizeof(struct plx_dma_desc) * ai_dma_ring_count(thisboard), &devpriv->ai_dma_desc_bus_addr); - if (devpriv->ai_dma_desc == NULL) + if (!devpriv->ai_dma_desc) return -ENOMEM; if (ao_cmd_is_supported(thisboard)) { @@ -1502,7 +1502,7 @@ static int alloc_and_init_dma_members(struct comedi_device *dev) sizeof(struct plx_dma_desc) * AO_DMA_RING_COUNT, &devpriv->ao_dma_desc_bus_addr); - if (devpriv->ao_dma_desc == NULL) + if (!devpriv->ao_dma_desc) return -ENOMEM; } /* initialize dma descriptors */ @@ -2975,7 +2975,7 @@ static void handle_ao_interrupt(struct comedi_device *dev, unsigned long flags; /* board might not support ao, in which case write_subdev is NULL */ - if (s == NULL) + if (!s) return; async = s->async; cmd = &async->cmd; |