backtrace: Remove name checks after SymFromAddr() calls

The Name member is an array whose address is always defined.

src/libstrongswan/utils/backtrace.c

@@ -492,8 +492,7 @@ METHOD(backtrace_t, log_, void,
 
 		if (module && GetModuleFileName(module, filename, sizeof(filename)))
 		{
-			if (SymFromAddr(process, frame, &displace, &symbol.hdr) &&
-				symbol.hdr.Name)
+			if (SymFromAddr(process, frame, &displace, &symbol.hdr))
 			{
 				println(file, "  %s%s%s @ %p (%s%s%s+0x%tx) [%p]",
 						esc(file, TTY_FG_YELLOW), filename,
@@ -614,8 +613,6 @@ METHOD(backtrace_t, contains_function, bool,
 		symbol.hdr.MaxNameLen = sizeof(symbol.buf) - 1;
 
 		if (SymFromAddr(process, (DWORD64)this->frames[i], NULL, &symbol.hdr))
-		{
-			if (symbol.hdr.Name)
 		{
 			for (j = 0; j < count; j++)
 			{
@@ -627,7 +624,6 @@ METHOD(backtrace_t, contains_function, bool,
 			}
 		}
 	}
-	}
 
 	dbghelp_mutex->unlock(dbghelp_mutex);
 #endif /* HAVE_DLADDR/HAVE_DBGHELP */