ARM: fix XZ decompressor stub build failure on strstr()

SVN-Revision: 33915

target/linux/generic/patches-3.6/061-arm_xz_decompressor_build_fix.patch

@@ -0,0 +1,10 @@
+--- a/arch/arm/boot/compressed/decompress.c
++++ b/arch/arm/boot/compressed/decompress.c
+@@ -47,6 +47,7 @@ extern void error(char *);
+ #ifdef CONFIG_KERNEL_XZ
+ #define memmove memmove
+ #define memcpy memcpy
++extern char * strstr(const char *, const char *);
+ #include "../../../../lib/decompress_unxz.c"
+ #endif
+