swc

commit 1823ef9ab716ba09c00cc8e579b4920c5cef322c
parent bf8582de08b08cfb94dde974c8594390464ab3f6
Author: Michael Forney <mforney@mforney.org>
Date:   Thu, 23 Jan 2014 15:31:23 -0800

launch: Use memcpy instead of pointer aliasing

Diffstat:
M
launch/protocol.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/launch/protocol.c b/launch/protocol.c
@@ -29,7 +29,7 @@ ssize_t send_fd(int socket, int fd, const void * buffer, ssize_t buffer_size)
         cmsg->cmsg_level = SOL_SOCKET;
         cmsg->cmsg_type = SCM_RIGHTS;
 
-        *((int *) CMSG_DATA(cmsg)) = fd;
+        memcpy(CMSG_DATA(cmsg), &fd, sizeof fd);
     }
     else
     {
@@ -76,7 +76,7 @@ ssize_t receive_fd(int socket, int * fd, void * buffer,
             goto nofd;
         }
 
-        *fd = *((int *) CMSG_DATA(cmsg));
+        memcpy(fd, CMSG_DATA(cmsg), sizeof *fd);
     }
     else
     {