diff options
| author | Axel Lin <axel.lin@ingics.com> | 2015-05-21 14:57:34 (GMT) |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-05-22 09:06:47 (GMT) |
| commit | e1a96fb861b0781c8ef66a76d0fc6fb6f628f84c (patch) | |
| tree | ae82549fb97cae1a908d3993432ecedf2602283f /drivers/irqchip | |
| parent | a6c761e44cfdeffc31785c698aa04d310e7cd686 (diff) | |
| download | linux-e1a96fb861b0781c8ef66a76d0fc6fb6f628f84c.tar.xz | |
irqchip: mtk-sysirq: Make mtk_sysirq_of_init return error if ioremap fails
PTR_ERR(NULL) returns 0 so current code returns 0 if ioremap fails, fix it.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Yingjoe Chen <yingjoe.chen@mediatek.com>
Cc: linux-mediatek@lists.infradead.org <linux-mediatek@lists.infradead.org>
Cc: Jason Cooper <jason@lakedaemon.net>
Link: http://lkml.kernel.org/r/1432220254.29544.1.camel@ingics.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-mtk-sysirq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-mtk-sysirq.c b/drivers/irqchip/irq-mtk-sysirq.c index 04de2d4..15c1303 100644 --- a/drivers/irqchip/irq-mtk-sysirq.c +++ b/drivers/irqchip/irq-mtk-sysirq.c @@ -144,7 +144,7 @@ static int __init mtk_sysirq_of_init(struct device_node *node, chip_data->intpol_base = ioremap(res.start, size); if (!chip_data->intpol_base) { pr_err("mtk_sysirq: unable to map sysirq register\n"); - ret = PTR_ERR(chip_data->intpol_base); + ret = -ENXIO; goto out_free; } |