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Subject[PATCH v2] ide: fix warning comparing pointer to 0
Date
Fix the following coccicheck warning:

./drivers/ide/pmac.c:1680:38-39: WARNING comparing pointer to 0.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
Changes in v2:
- Modified if condition.

drivers/ide/pmac.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index ea0b064..8e1388b 100644
--- a/drivers/ide/pmac.c
+++ b/drivers/ide/pmac.c
@@ -1677,7 +1677,7 @@ static int pmac_ide_init_dma(ide_hwif_t *hwif, const struct ide_port_info *d)
/* We won't need pci_dev if we switch to generic consistent
* DMA routines ...
*/
- if (dev == NULL || pmif->dma_regs == 0)
+ if (!dev || !pmif->dma_regs)
return -ENODEV;
/*
* Allocate space for the DBDMA commands.
--
1.8.3.1
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