PVS-Studio warning V612 for tcmalloc

int SymbolTable::Symbolize() {
  ....
  if (socketpair(AF_UNIX, SOCK_STREAM, 0, child_fds[i]) == -1) {
    for (int j = 0; j < i; j++) {
      close(child_fds[j][0]);
      close(child_fds[j][1]);
      PrintError("Cannot create a socket pair");
      return 0;
    }
  }
  ....
}

This suspicious code was found in tcmalloc project by PVS-Studio static code analyzer.
Warning message is:
V612 An unconditional 'return' within a loop. symbolize.cc 154

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/