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platform: Use IOMEM_ERR_PTR for ioremap error returns

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Replace ERR_PTR() with IOMEM_ERR_PTR() in stubbed ioremap functions to
maintain type consistency. The functions return void __iomem * pointers
and IOMEM_ERR_PTR() provides proper type casting to avoid sparse warnings.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202509060307.JubgnLhc-lkp@intel.com/
Signed-off-by: Pei Xiao <xiaopei01@kylinos.cn>
Link: https://patch.msgid.link/320f2cc9ada5cb66845daa6bf259000b4cffd8b3.1758163939.git.xiaopei01@kylinos.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Pei Xiao
2025-09-18 10:54:02 +08:00
committed by Greg Kroah-Hartman
parent b811e8a01d
commit cebd22dd3a
1 changed files with 3 additions and 3 deletions
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6
include/linux/platform_device.h
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@@ -80,7 +80,7 @@ static inline void __iomem *
devm_platform_get_and_ioremap_resource(struct platform_device *pdev, devm_platform_get_and_ioremap_resource(struct platform_device *pdev,
unsigned int index, struct resource **res) unsigned int index, struct resource **res)
{ {
return ERR_PTR(-EINVAL); return IOMEM_ERR_PTR(-EINVAL);
} }
@@ -88,14 +88,14 @@ static inline void __iomem *
devm_platform_ioremap_resource(struct platform_device *pdev, devm_platform_ioremap_resource(struct platform_device *pdev,
unsigned int index) unsigned int index)
{ {
return ERR_PTR(-EINVAL); return IOMEM_ERR_PTR(-EINVAL);
} }
static inline void __iomem * static inline void __iomem *
devm_platform_ioremap_resource_byname(struct platform_device *pdev, devm_platform_ioremap_resource_byname(struct platform_device *pdev,
const char *name) const char *name)
{ {
return ERR_PTR(-EINVAL); return IOMEM_ERR_PTR(-EINVAL);
} }
#endif #endif