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| author | Corinna Vinschen <corinna@vinschen.de> | 2014-04-23 15:26:14 +0000 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2014-04-23 15:26:14 +0000 |
| commit | ef7e42ec0f684183172dc3c71b9b27a6f5cae696 (patch) | |
| tree | aa4e319f268950660c91e1dc64905e039dcde64f | |
| parent | 742e729664ef746d0d404dfe02479cc1670eb1c5 (diff) | |
| download | cygnal-ef7e42ec0f684183172dc3c71b9b27a6f5cae696.tar.gz cygnal-ef7e42ec0f684183172dc3c71b9b27a6f5cae696.tar.bz2 cygnal-ef7e42ec0f684183172dc3c71b9b27a6f5cae696.zip | |
* miscfuncs.cc (check_iovec): Allow 0 as valid iovcnt value.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 4 | ||||
| -rw-r--r-- | winsup/cygwin/miscfuncs.cc | 2 | ||||
| -rw-r--r-- | winsup/cygwin/release/1.7.30 | 3 |
3 files changed, 8 insertions, 1 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index bb9de43bf..ce1539a78 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,7 @@ +2014-04-23 Corinna Vinschen <corinna@vinschen.de> + + * miscfuncs.cc (check_iovec): Allow 0 as valid iovcnt value. + 2014-04-22 Corinna Vinschen <corinna@vinschen.de> * ldap.cc (user_attr): Remove "uid" attribute. diff --git a/winsup/cygwin/miscfuncs.cc b/winsup/cygwin/miscfuncs.cc index 20a2ef659..7397bea47 100644 --- a/winsup/cygwin/miscfuncs.cc +++ b/winsup/cygwin/miscfuncs.cc @@ -196,7 +196,7 @@ dummytest (volatile char *p) ssize_t check_iovec (const struct iovec *iov, int iovcnt, bool forwrite) { - if (iovcnt <= 0 || iovcnt > IOV_MAX) + if (iovcnt < 0 || iovcnt > IOV_MAX) { set_errno (EINVAL); return -1; diff --git a/winsup/cygwin/release/1.7.30 b/winsup/cygwin/release/1.7.30 index c108180f7..08666bad3 100644 --- a/winsup/cygwin/release/1.7.30 +++ b/winsup/cygwin/release/1.7.30 @@ -19,3 +19,6 @@ Bug Fixes - Workaround a problem following native symlinks. Fixes: http://cygwin.com/ml/cygwin/2014-04/msg00384.html + +- Fix calls to readv/writev/recvmsg/sendmsg with 0 iovlen. + Fixes: http://cygwin.com/ml/cygwin/2014-04/msg00509.html |