Messages in this thread Patch in this message | | | Date | Fri, 20 May 2011 16:14:48 +0200 | From | Jean Delvare <> | Subject | [PATCH] check_signature depends on CONFIG_CHECK_SIGNATURE |
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check_signature() is only available if CONFIG_CHECK_SIGNATURE has been selected. Don't declare the function if it won't be available at link time. That way, any failure to select CONFIG_CHECK_SIGNATURE as needed will show up immediately at build time.
Signed-off-by: Jean Delvare <khali@linux-fr.org> --- include/linux/io.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
--- linux-2.6.40-rc0.orig/include/linux/io.h 2011-05-20 10:41:02.000000000 +0200 +++ linux-2.6.40-rc0/include/linux/io.h 2011-05-20 16:00:31.000000000 +0200 @@ -63,8 +63,11 @@ void __iomem *devm_ioremap(struct device void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset, unsigned long size); void devm_iounmap(struct device *dev, void __iomem *addr); +void devm_ioremap_release(struct device *dev, void *res); + +#ifdef CONFIG_CHECK_SIGNATURE int check_signature(const volatile void __iomem *io_addr, const unsigned char *signature, int length); -void devm_ioremap_release(struct device *dev, void *res); +#endif #endif /* _LINUX_IO_H */
-- Jean Delvare
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