diff options
| author | Kai Ruhnau <Kai.Ruhnau@live.com> | 2016-06-15 12:33:24 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-06-15 12:33:24 +0200 |
| commit | 77d4acf332abd24025f31455f492fa83d97cb2e1 (patch) | |
| tree | 75a4fc4f3f4be71aa6f80570ccf1eec7fe03968b | |
| parent | 7d38158b5dfcbb5386789eef7a2befea4c72115f (diff) | |
socket-util: Run the fallback when the kernel complains about the null buffer (#3541)
Calling recv with a NULL buffer returns EFAULT instead of EOPNOTSUPP on
older kernels (3.14).
Fixes #3407
Signed-off-by: Kai Ruhnau <kai.ruhnau@target-sg.com>
| -rw-r--r-- | src/basic/socket-util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/basic/socket-util.c b/src/basic/socket-util.c index 2aa4daca49..385c3e4df3 100644 --- a/src/basic/socket-util.c +++ b/src/basic/socket-util.c @@ -986,7 +986,7 @@ ssize_t next_datagram_size_fd(int fd) { l = recv(fd, NULL, 0, MSG_PEEK|MSG_TRUNC); if (l < 0) { - if (errno == EOPNOTSUPP) + if (errno == EOPNOTSUPP || errno == EFAULT) goto fallback; return -errno; |