Module: kamailio
Branch: master
Commit: 63d63cb86f9fa5dc0c3c51d4161d31cbd92832d4
URL: 
https://github.com/kamailio/kamailio/commit/63d63cb86f9fa5dc0c3c51d4161d31cbd92832d4

Author: Victor Seva <linuxman...@torreviejawireless.org>
Committer: Victor Seva <linuxman...@torreviejawireless.org>
Date: 2017-01-16T11:11:52+01:00

cdp: fix compiler warnings

> receiver.c: In function 'send_fd':
> receiver.c:287:2: warning: dereferencing type-punned pointer will break 
> strict-aliasing rules [-Wstrict-aliasing]
>   *(int*)CMSG_DATA(cmsg)=fd;
>   ^
> receiver.c: In function 'receive_fd':
> receiver.c:385:3: warning: dereferencing type-punned pointer will break 
> strict-aliasing rules [-Wstrict-aliasing]
>    *fd=*((int*) CMSG_DATA(cmsg));
>    ^

---

Modified: src/modules/cdp/receiver.c

---

Diff:  
https://github.com/kamailio/kamailio/commit/63d63cb86f9fa5dc0c3c51d4161d31cbd92832d4.diff
Patch: 
https://github.com/kamailio/kamailio/commit/63d63cb86f9fa5dc0c3c51d4161d31cbd92832d4.patch

---

diff --git a/src/modules/cdp/receiver.c b/src/modules/cdp/receiver.c
index 10660d2..a572384 100644
--- a/src/modules/cdp/receiver.c
+++ b/src/modules/cdp/receiver.c
@@ -266,6 +266,7 @@ static int send_fd(int pipe_fd,int fd, peer *p)
        struct msghdr msg;
        struct iovec iov[1];
        int ret;
+       int *tmp = NULL;
 
 #ifdef HAVE_MSGHDR_MSG_CONTROL
        struct cmsghdr* cmsg;
@@ -284,7 +285,8 @@ static int send_fd(int pipe_fd,int fd, peer *p)
        cmsg->cmsg_level = SOL_SOCKET;
        cmsg->cmsg_type = SCM_RIGHTS;
        cmsg->cmsg_len = CMSG_LEN(sizeof(fd));
-       *(int*)CMSG_DATA(cmsg)=fd;
+       tmp = (int*)CMSG_DATA(cmsg);
+       *tmp = fd;
        msg.msg_flags=0;
 #else
        msg.msg_accrights=(caddr_t) &fd;
@@ -328,6 +330,7 @@ static int receive_fd(int pipe_fd, int* fd,peer **p)
        struct iovec iov[1];
        int new_fd;
        int ret;
+       int *tmp = NULL;
 
 #ifdef HAVE_MSGHDR_MSG_CONTROL
        struct cmsghdr* cmsg;
@@ -382,7 +385,8 @@ static int receive_fd(int pipe_fd, int* fd,peer **p)
                        LM_ERR("receive_fd: msg level != SOL_SOCKET\n");
                        goto error;
                }
-               *fd=*((int*) CMSG_DATA(cmsg));
+               tmp = (int*)CMSG_DATA(cmsg);
+               *fd = *tmp;
        }else{
                if(!cmsg)
                        LM_ERR("receive_fd: no descriptor passed, empty control 
message");


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