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lib/checksum.c: make do_csum optional
[safe/jmp/linux-2.6]
/
lib
/
checksum.c
diff --git
a/lib/checksum.c
b/lib/checksum.c
index
886b48d
..
b08c2d0
100644
(file)
--- a/
lib/checksum.c
+++ b/
lib/checksum.c
@@
-37,6
+37,7
@@
#include <asm/byteorder.h>
+#ifndef do_csum
static inline unsigned short from32to16(unsigned int x)
{
/* add up 16-bit and 16-bit for 16+c bit */
@@
-102,6
+103,7
@@
static unsigned int do_csum(const unsigned char *buff, int len)
out:
return result;
}
+#endif
/*
* This is a version of ip_compute_csum() optimized for IP headers,