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-rw-r--r--drivers/irqchip/irq-mxs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-mxs.c b/drivers/irqchip/irq-mxs.c
index efe50845939d..17304705f2cf 100644
--- a/drivers/irqchip/irq-mxs.c
+++ b/drivers/irqchip/irq-mxs.c
@@ -183,7 +183,7 @@ static void __iomem * __init icoll_init_iobase(struct device_node *np)
void __iomem *icoll_base;
icoll_base = of_io_request_and_map(np, 0, np->name);
- if (!icoll_base)
+ if (IS_ERR(icoll_base))
panic("%s: unable to map resource", np->full_name);
return icoll_base;
}