27 lines
		
	
	
		
			610 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			610 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0 */
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| #ifndef _ASM_GENERIC_FLAT_H
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| #define _ASM_GENERIC_FLAT_H
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| 
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| #include <linux/uaccess.h>
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| 
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| static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
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| 		u32 *addr)
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| {
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| #ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
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| 	return copy_from_user(addr, rp, 4) ? -EFAULT : 0;
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| #else
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| 	return get_user(*addr, rp);
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| #endif
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| }
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| 
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| static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
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| {
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| #ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
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| 	return copy_to_user(rp, &addr, 4) ? -EFAULT : 0;
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| #else
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| 	return put_user(addr, rp);
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| #endif
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| }
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| 
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| #endif /* _ASM_GENERIC_FLAT_H */
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