11 lines
		
	
	
		
			275 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			275 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0-only
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| 
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| #include <linux/uaccess.h>
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| #include <linux/kernel.h>
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| 
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| bool copy_from_kernel_nofault_allowed(const void *unsafe_src, size_t size)
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| {
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| 	/* highest bit set means kernel space */
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| 	return (unsigned long)unsafe_src >> (BITS_PER_LONG - 1);
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| }
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