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| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2014-07-20 09:20:59 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2014-12-29 05:45:43 +0100 |
| commit | e144d4edbce67ea269d181f81b9c5ef631743430 (patch) | |
| tree | 12d8068adf71a164a9e999c5420d2cfe66d60ccc /arch/powerpc/sysdev | |
| parent | powerpc/xmon: use isspace/isxdigit/isalnum from linux/ctype.h (diff) | |
| download | linux-e144d4edbce67ea269d181f81b9c5ef631743430.tar.xz linux-e144d4edbce67ea269d181f81b9c5ef631743430.zip | |
powerpc/4xx: Fix return value check in hsta_msi_probe()
In case of error, the function ioremap() returns NULL
not ERR_PTR(). The IS_ERR() test in the return value
check should be replaced with NULL test.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/sysdev')
| -rw-r--r-- | arch/powerpc/sysdev/ppc4xx_hsta_msi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/sysdev/ppc4xx_hsta_msi.c b/arch/powerpc/sysdev/ppc4xx_hsta_msi.c index ed9970ff8d94..f366d2d4c079 100644 --- a/arch/powerpc/sysdev/ppc4xx_hsta_msi.c +++ b/arch/powerpc/sysdev/ppc4xx_hsta_msi.c @@ -145,7 +145,7 @@ static int hsta_msi_probe(struct platform_device *pdev) ppc4xx_hsta_msi.address = mem->start; ppc4xx_hsta_msi.data = ioremap(mem->start, resource_size(mem)); ppc4xx_hsta_msi.irq_count = irq_count; - if (IS_ERR(ppc4xx_hsta_msi.data)) { + if (!ppc4xx_hsta_msi.data) { dev_err(dev, "Unable to map memory\n"); return -ENOMEM; } |