generic: early (incomplete!) 4.0 support
[openwrt/svn-archive/archive.git] / target / linux / generic / patches-4.0 / 060-mips_decompressor_memmove.patch
1 --- a/arch/mips/boot/compressed/string.c
2 +++ b/arch/mips/boot/compressed/string.c
3 @@ -26,3 +26,19 @@ void *memset(void *s, int c, size_t n)
4 ss[i] = c;
5 return s;
6 }
7 +
8 +void *memmove(void *__dest, __const void *__src, size_t count)
9 +{
10 + unsigned char *d = __dest;
11 + const unsigned char *s = __src;
12 +
13 + if (__dest == __src)
14 + return __dest;
15 +
16 + if (__dest < __src)
17 + return memcpy(__dest, __src, count);
18 +
19 + while (count--)
20 + d[count] = s[count];
21 + return __dest;
22 +}