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scsi: mac53c94: Fix warning comparing pointer to 0
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>
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@ -234,7 +234,7 @@ static void mac53c94_interrupt(int irq, void *dev_id)
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++mac53c94_errors;
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writeb(CMD_NOP + CMD_DMA_MODE, ®s->command);
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}
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if (cmd == 0) {
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if (!cmd) {
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printk(KERN_DEBUG "53c94: interrupt with no command active?\n");
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return;
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}
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