| Message ID | 1507719023-127618-1-git-send-email-weiyongjun1@huawei.com |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | irqchip/aspeed-i2c-ic: Fix return value check in aspeed_i2c_ic_of_init() | expand |
On Wed, Oct 11, 2017 at 3:50 AM, Wei Yongjun <weiyongjun1@huawei.com> wrote: > In case of error, the function of_iomap() returns NULL pointer not > ERR_PTR(). The IS_ERR() test in the return value check should be > replaced with NULL test.. > > Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> > --- > drivers/irqchip/irq-aspeed-i2c-ic.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/irqchip/irq-aspeed-i2c-ic.c b/drivers/irqchip/irq-aspeed-i2c-ic.c > index 815b88d..f20200a 100644 > --- a/drivers/irqchip/irq-aspeed-i2c-ic.c > +++ b/drivers/irqchip/irq-aspeed-i2c-ic.c > @@ -76,8 +76,8 @@ static int __init aspeed_i2c_ic_of_init(struct device_node *node, > return -ENOMEM; > > i2c_ic->base = of_iomap(node, 0); > - if (IS_ERR(i2c_ic->base)) { > - ret = PTR_ERR(i2c_ic->base); > + if (!i2c_ic->base) { > + ret = -ENOMEM; > goto err_free_ic; > } > > > > Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
diff --git a/drivers/irqchip/irq-aspeed-i2c-ic.c b/drivers/irqchip/irq-aspeed-i2c-ic.c index 815b88d..f20200a 100644 --- a/drivers/irqchip/irq-aspeed-i2c-ic.c +++ b/drivers/irqchip/irq-aspeed-i2c-ic.c @@ -76,8 +76,8 @@ static int __init aspeed_i2c_ic_of_init(struct device_node *node, return -ENOMEM; i2c_ic->base = of_iomap(node, 0); - if (IS_ERR(i2c_ic->base)) { - ret = PTR_ERR(i2c_ic->base); + if (!i2c_ic->base) { + ret = -ENOMEM; goto err_free_ic; }
In case of error, the function of_iomap() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test.. Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> --- drivers/irqchip/irq-aspeed-i2c-ic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)