diff options
Diffstat (limited to 'vms/vms_popen.c')
| -rw-r--r-- | vms/vms_popen.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/vms/vms_popen.c b/vms/vms_popen.c index 6c5c5086..d9568119 100644 --- a/vms/vms_popen.c +++ b/vms/vms_popen.c @@ -133,8 +133,8 @@ pclose( FILE *current ) int rval, cur = fileno(current); /* assert( cur >= 0 && cur < pipes_lim ); */ - if (pipes[cur].pmode == unopened) - return -1; /* should never happen */ + if ((cur < 0) || (pipes[cur].pmode == unopened)) + return -1; /* should never happen, but does with two-way */ rval = fclose(current); /* close temp file; if reading, we're done */ if (pipes[cur].pmode == writing) { |