Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/cb_pcidas64.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c
index 551e9d9..72dc46d 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 */
@@ -2977,7 +2977,7 @@ 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;
--
2.3.0
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