From 782a37e4115906f8d4a0485f0911d43b897bf07a Mon Sep 17 00:00:00 2001 From: Zdenek Kabelac Date: Tue, 28 Feb 2012 09:53:55 +0000 Subject: Do not send uninitilised bytes Use struct initalizers to fill struct members and at the same time have all unspecified members set to 0. --- daemons/clvmd/clvmd.c | 58 ++++++++++++++++++++++++--------------------------- 1 file changed, 27 insertions(+), 31 deletions(-) (limited to 'daemons/clvmd') diff --git a/daemons/clvmd/clvmd.c b/daemons/clvmd/clvmd.c index d6d33ced..89c39d48 100644 --- a/daemons/clvmd/clvmd.c +++ b/daemons/clvmd/clvmd.c @@ -1185,11 +1185,10 @@ static int read_from_local_sock(struct local_client *thisfd) /* If we are already busy then return an error */ if (thisfd->bits.localsock.in_progress) { - struct clvm_header reply; - reply.cmd = CLVMD_CMD_REPLY; - reply.status = EBUSY; - reply.arglen = 0; - reply.flags = 0; + struct clvm_header reply = { + .cmd = CLVMD_CMD_REPLY, + .status = EBUSY + }; send_message(&reply, sizeof(reply), our_csid, thisfd->fd, "Error sending EBUSY reply to local user"); @@ -1206,11 +1205,10 @@ static int read_from_local_sock(struct local_client *thisfd) /* We need at least sizeof(struct clvm_header) bytes in buffer */ if (len < sizeof(struct clvm_header) || argslen < 0) { - struct clvm_header reply; - reply.cmd = CLVMD_CMD_REPLY; - reply.status = EINVAL; - reply.arglen = 0; - reply.flags = 0; + struct clvm_header reply = { + .cmd = CLVMD_CMD_REPLY, + .status = EINVAL + }; send_message(&reply, sizeof(reply), our_csid, thisfd->fd, "Error sending EINVAL reply to local user"); @@ -1224,11 +1222,10 @@ static int read_from_local_sock(struct local_client *thisfd) thisfd->bits.localsock.cmd = malloc(len + missing_len); if (!thisfd->bits.localsock.cmd) { - struct clvm_header reply; - reply.cmd = CLVMD_CMD_REPLY; - reply.status = ENOMEM; - reply.arglen = 0; - reply.flags = 0; + struct clvm_header reply = { + .cmd = CLVMD_CMD_REPLY, + .status = ENOMEM + }; send_message(&reply, sizeof(reply), our_csid, thisfd->fd, "Error sending ENOMEM reply to local user"); @@ -1283,13 +1280,12 @@ static int read_from_local_sock(struct local_client *thisfd) /* Check the node name for validity */ if (inheader->node[0] && clops->csid_from_name(csid, inheader->node)) { /* Error, node is not in the cluster */ - struct clvm_header reply; - DEBUGLOG("Unknown node: '%s'\n", inheader->node); + struct clvm_header reply = { + .cmd = CLVMD_CMD_REPLY, + .status = ENOENT + }; - reply.cmd = CLVMD_CMD_REPLY; - reply.status = ENOENT; - reply.flags = 0; - reply.arglen = 0; + DEBUGLOG("Unknown node: '%s'\n", inheader->node); send_message(&reply, sizeof(reply), our_csid, thisfd->fd, "Error sending ENOENT reply to local user"); @@ -1311,12 +1307,12 @@ static int read_from_local_sock(struct local_client *thisfd) /* Create a pipe and add the reading end to our FD list */ if (pipe(comms_pipe)) { - struct clvm_header reply; + struct clvm_header reply = { + .cmd = CLVMD_CMD_REPLY, + .status = EBUSY + }; + DEBUGLOG("creating pipe failed: %s\n", strerror(errno)); - reply.cmd = CLVMD_CMD_REPLY; - reply.status = EBUSY; - reply.arglen = 0; - reply.flags = 0; send_message(&reply, sizeof(reply), our_csid, thisfd->fd, "Error sending EBUSY reply to local user"); @@ -1325,14 +1321,14 @@ static int read_from_local_sock(struct local_client *thisfd) newfd = malloc(sizeof(struct local_client)); if (!newfd) { - struct clvm_header reply; + struct clvm_header reply = { + .cmd = CLVMD_CMD_REPLY, + .status = ENOMEM + }; + close(comms_pipe[0]); close(comms_pipe[1]); - reply.cmd = CLVMD_CMD_REPLY; - reply.status = ENOMEM; - reply.arglen = 0; - reply.flags = 0; send_message(&reply, sizeof(reply), our_csid, thisfd->fd, "Error sending ENOMEM reply to local user"); -- cgit