cmd/ld: clean up nested if when loading bind local syms

Change-Id: I15269722ca3d2654a9dd7a3f8a89ad375dc9bee0
Reviewed-on: https://go-review.googlesource.com/1759Reviewed-by: Russ Cox <rsc@golang.org>

src/cmd/ld/ldelf.c

@@ -825,7 +825,11 @@ readsym(ElfObj *obj, int i, ElfSym *sym, int needSym)
 			}
 			break;
 		case ElfSymBindLocal:
-			if(!(thechar == '5' && (strncmp(sym->name, "$a", 2) == 0 || strncmp(sym->name, "$d", 2) == 0))) // binutils for arm generate these mapping symbols, ignore these
+			if(thechar == '5' && (strncmp(sym->name, "$a", 2) == 0 || strncmp(sym->name, "$d", 2) == 0)) {
+				// binutils for arm generate these mapping
+				// symbols, ignore these
+				break;
+			}
 			if(needSym) {
 				// local names and hidden visiblity global names are unique
 				// and should only reference by its index, not name, so we