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err.h: move IOMEM_ERR_PTR() to err.h

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commit 18311a766c587fc69b1806f1d5943305903b7e6e upstream.

Since IOMEM_ERR_PTR() macro deals with an error pointer, a better place
for it is err.h. This helps avoid dependency on io.h for the users that
don't need it.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Raag Jadav <raag.jadav@intel.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Raag Jadav
2025-02-12 11:55:02 +05:30
committed by Greg Kroah-Hartman
parent 96537d8c67
commit d28b0305f7
2 changed files with 3 additions and 2 deletions
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3
include/linux/err.h
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@@ -44,6 +44,9 @@ static inline void * __must_check ERR_PTR(long error)
/* Return the pointer in the percpu address space. */
#define ERR_PTR_PCPU(error) ((void __percpu *)(unsigned long)ERR_PTR(error))
/* Cast an error pointer to __iomem. */
#define IOMEM_ERR_PTR(error) (__force void __iomem *)ERR_PTR(error)
/**
* PTR_ERR - Extract the error code from an error pointer.
* @ptr: An error pointer.

2
include/linux/io.h
View File

@@ -65,8 +65,6 @@ static inline void devm_ioport_unmap(struct device *dev, void __iomem *addr)
}
#endif
#define IOMEM_ERR_PTR(err) (__force void __iomem *)ERR_PTR(err)
void __iomem *devm_ioremap(struct device *dev, resource_size_t offset,
resource_size_t size);
void __iomem *devm_ioremap_uc(struct device *dev, resource_size_t offset,