objtool: Fix 32bit cross builds

Apparently there's people doing 64bit builds on 32bit machines.

Fixes: 74b873e ("objtool: Optimize find_rela_by_dest_range()")
Reported-by: [email protected]
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>

Author: Peter Zijlstra

tools/objtool/elf.h

@@ -99,7 +99,7 @@ static inline u32 sec_offset_hash(struct section *sec, unsigned long offset)
 	offset &= OFFSET_STRIDE_MASK;
 
 	ol = offset;
-	oh = offset >> 32;
+	oh = (offset >> 16) >> 16;
 
 	__jhash_mix(ol, oh, idx);