--- linux-source-2.6.37-rc7/drivers/char/hw_random/via-rng.c.hxu1	2011-01-05 11:32:12.508274625 +0100
+++ linux-source-2.6.37-rc7/drivers/char/hw_random/via-rng.c	2011-01-05 12:57:19.712085325 +0100
@@ -82,7 +82,8 @@ static inline u32 xstore(u32 *addr, u32
 
 	asm(".byte 0x0F,0xA7,0xC0 /* xstore %%edi (addr=%0) */"
 		:"=m"(*addr), "=a"(eax_out)
-		:"D"(addr), "d"(edx_in));
+		:"D"(addr), "d"(edx_in)
+		:"edi", "edx");
 
 	irq_ts_restore(ts_state);
 	return eax_out;