[PATCH] i2c: mlxbf: Fix an error pointer vs NULL check

[Xu Wang]

In case of error, the function devm_ioremap() returns NULL pointer not
ERR_PTR(). The IS_ERR() test in the return value check should be
replaced with NULL test.

Signed-off-by: Xu Wang <vu...@iscas.ac.cn>
---
 drivers/i2c/busses/i2c-mlxbf.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c
index 33574d40ea9c..73a58beb7b82 100644
--- a/drivers/i2c/busses/i2c-mlxbf.c
+++ b/drivers/i2c/busses/i2c-mlxbf.c
@@ -1258,9 +1258,9 @@ static int mlxbf_i2c_get_gpio(struct platform_device 
*pdev,
                return -EFAULT;
 
        gpio_res->io = devm_ioremap(dev, params->start, size);
-       if (IS_ERR(gpio_res->io)) {
+       if (!gpio_res->io) {
                devm_release_mem_region(dev, params->start, size);
-               return PTR_ERR(gpio_res->io);
+               return -ENOMEM;
        }
 
        return 0;
@@ -1323,9 +1323,9 @@ static int mlxbf_i2c_get_corepll(struct platform_device 
*pdev,
                return -EFAULT;
 
        corepll_res->io = devm_ioremap(dev, params->start, size);
-       if (IS_ERR(corepll_res->io)) {
+       if (!corepll_res->io) {
                devm_release_mem_region(dev, params->start, size);
-               return PTR_ERR(corepll_res->io);
+               return -ENOMEM;
        }
 
        return 0;
-- 
2.17.1