15 #define IS_UNALIGNED(src, dst)	0  argument
17 #define IS_UNALIGNED(src, dst)	\  argument
18 	(((long) dst | (long) src) & (sizeof(long) - 1))
27 static inline long do_strncpy_from_user(char *dst, const char __user *src,  in do_strncpy_from_user()  argument
33 	if (IS_UNALIGNED(src, dst))  in do_strncpy_from_user()
42 		*(unsigned long *)(dst+res) = c;  in do_strncpy_from_user()
57 		dst[res] = c;  in do_strncpy_from_user()
97 long strncpy_from_user(char *dst, const char __user *src, long count)  in strncpy_from_user()  argument
117 		kasan_check_write(dst, count);  in strncpy_from_user()
118 		check_object_size(dst, count, false);  in strncpy_from_user()
120 			retval = do_strncpy_from_user(dst, src, count, max);  in strncpy_from_user()