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| author | glebius <glebius@FreeBSD.org> | 2014-11-19 14:27:38 +0000 |
|---|---|---|
| committer | glebius <glebius@FreeBSD.org> | 2014-11-19 14:27:38 +0000 |
| commit | 79b6f9c70ad8a8b5cc22fdb0ee572ffab1afe5b0 (patch) | |
| tree | bbca819b4c3bc372ffc10f4e31044df43ae203a3 /sys/kern | |
| parent | aee9f2a5a3e8aec5dcdac07f3a5bf3bfefb587ea (diff) | |
| download | FreeBSD-src-79b6f9c70ad8a8b5cc22fdb0ee572ffab1afe5b0.zip FreeBSD-src-79b6f9c70ad8a8b5cc22fdb0ee572ffab1afe5b0.tar.gz | |
Do not allocate zero-length mbuf in sosend_generic().
Found by: pho
Sponsored by: Nginx, Inc.
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/uipc_socket.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c index 1cd2206..240421f 100644 --- a/sys/kern/uipc_socket.c +++ b/sys/kern/uipc_socket.c @@ -1310,7 +1310,7 @@ restart: resid = 0; if (flags & MSG_EOR) top->m_flags |= M_EOR; - } else { + } else if (resid > 0) { /* * Copy the data from userland into a mbuf * chain. If no data is to be copied in, |
