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author | Peter Stephenson <pws@users.sourceforge.net> | 2001-10-26 17:15:17 +0000 |
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committer | Peter Stephenson <pws@users.sourceforge.net> | 2001-10-26 17:15:17 +0000 |
commit | c9e1fd9567071050e673552088265963fbca9930 (patch) | |
tree | 9335dece9c800d5c72ed96f8a5afb475073365ab | |
parent | 0635160db7005fb0df05d6ce4f190acb4becacbb (diff) | |
download | zsh-c9e1fd9567071050e673552088265963fbca9930.tar.gz zsh-c9e1fd9567071050e673552088265963fbca9930.tar.xz zsh-c9e1fd9567071050e673552088265963fbca9930.zip |
16176: Src/Modules/tcp.c, Src/Modules/zftp.c: after fdclose(),
TCP control fd is no longer valid, but we still need to remove the session cleanly.
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | Src/Modules/tcp.c | 14 | ||||
-rw-r--r-- | Src/Modules/zftp.c | 7 |
3 files changed, 21 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog index 2025a54b9..b57b876f9 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2001-10-26 Peter Stephenson <pws@csr.com> + + * 16176: Src/Modules/tcp.c, Src/Modules/zftp.c: after fdclose(), + TCP control fd is no longer valid, but we still need to remove + the session cleanly. + 2001-10-26 Oliver Kiddle <opk@zsh.org> * 16174: Completion/Unix/Command/_zdump, diff --git a/Src/Modules/tcp.c b/Src/Modules/tcp.c index 1fe813e3f..9109ca7c1 100644 --- a/Src/Modules/tcp.c +++ b/Src/Modules/tcp.c @@ -291,19 +291,21 @@ tcp_close(Tcp_session sess) { int err; - if (sess && sess->fd != -1) + if (sess) { - err = close(sess->fd); - if (err) + if (sess->fd != -1) { - zwarn("connection close failed: %e", NULL, errno); - return -1; + err = close(sess->fd); + if (err) + { + zwarn("connection close failed: %e", NULL, errno); + return -1; + } } zts_delete(sess); return 0; } - zts_delete(sess); return -1; } diff --git a/Src/Modules/zftp.c b/Src/Modules/zftp.c index 8dda5f1a8..9408c7a1f 100644 --- a/Src/Modules/zftp.c +++ b/Src/Modules/zftp.c @@ -2679,6 +2679,13 @@ zfclose(int leaveparams) } if (zfsess->cin) { fclose(zfsess->cin); + /* + * We fdopen'd the TCP control fd; since we can't fdclose it, + * we need to perform a full fclose, which invalidates the + * TCP fd. + */ + if (fileno(zfsess->cin) == zfsess->control->fd) + zfsess->control->fd = -1; zfsess->cin = NULL; } if (zfsess->control) { |