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soc: fsl: guts: fix return value check in fsl_guts_init() 

In case of error, of_iomap() returns NULL pointer not ERR_PTR().
The IS_ERR() test in the return value check should be replaced
with NULL test and return -ENOMEM as error value.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Michael Walle <michael@walle.cc>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Yang Yingliang 2022-06-28 22:02:48 +08:00 committed by Shawn Guo
parent 1ec32a4f1c
commit edf12b913a
1 changed files with 2 additions and 2 deletions
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4
drivers/soc/fsl/guts.c
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@ -195,9 +195,9 @@ static int __init fsl_guts_init(void)
soc_data = match->data;
regs = of_iomap(np, 0);
if (IS_ERR(regs)) {
if (!regs) {
of_node_put(np);
return PTR_ERR(regs);
return -ENOMEM;
}
little_endian = of_property_read_bool(np, "little-endian");