From aff03ba25e41c8cb1d2cc8b206c4f046ea8d0c61 Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Sun, 3 Jun 2007 08:30:42 +0000 Subject: libulockmgr: Work around a kernel bug in recv() --- util/ulockmgr_server.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'util') diff --git a/util/ulockmgr_server.c b/util/ulockmgr_server.c index 211d74a..4f831b0 100644 --- a/util/ulockmgr_server.c +++ b/util/ulockmgr_server.c @@ -75,8 +75,12 @@ static int receive_message(int sock, void *buf, size_t buflen, int *fdp, msg.msg_controllen = sizeof(ccmsg); res = recvmsg(sock, &msg, MSG_WAITALL); - if (!res) - return 0; + if (!res) { + /* retry on zero return, see do_recv() in ulockmgr.c */ + res = recvmsg(sock, &msg, MSG_WAITALL); + if (!res) + return 0; + } if (res == -1) { perror("ulockmgr_server: recvmsg"); return -1; -- cgit v1.2.3