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scsi: mac53c94: Fix warning comparing pointer to 0

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Fix the following coccicheck warning:

drivers/scsi/mac53c94.c:237:12-13: WARNING comparing pointer to 0

Link: https://lore.kernel.org/r/1647244711-31575-1-git-send-email-baihaowen@meizu.com
Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Haowen Bai 2022-03-14 15:58:31 +08:00 • committed by Martin K. Petersen
parent 331c6e910f
commit 93de8df205
1 changed files with 1 additions and 1 deletions
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drivers/scsi/mac53c94.c
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@ -234,7 +234,7 @@ static void mac53c94_interrupt(int irq, void *dev_id)
++mac53c94_errors; ++mac53c94_errors;
writeb(CMD_NOP + CMD_DMA_MODE, &regs->command); writeb(CMD_NOP + CMD_DMA_MODE, &regs->command);
} }
if (cmd == 0) { if (!cmd) {
printk(KERN_DEBUG "53c94: interrupt with no command active?\n"); printk(KERN_DEBUG "53c94: interrupt with no command active?\n");
return; return;
} }