diff options
Diffstat (limited to 'winsup/cygwin/spawn.cc')
| -rw-r--r-- | winsup/cygwin/spawn.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc index ffafa8f7c..149a25999 100644 --- a/winsup/cygwin/spawn.cc +++ b/winsup/cygwin/spawn.cc @@ -624,6 +624,11 @@ spawn_guts (const char * prog_arg, const char *const *argv, cygheap->user.deimpersonate (); moreinfo->envp = build_env (envp, envblock, moreinfo->envc, real_path.iscygexec ()); + if (!moreinfo->envp || !envblock) + { + set_errno (E2BIG); + goto out; + } ciresrv.set (chtype, real_path.iscygexec ()); ciresrv.moreinfo = moreinfo; |