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Fixed that warnings that showed up with optimisations.

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This commit is contained in:
Scott Anderson 2017-07-11 00:14:55 +12:00
parent be064df25e
commit 8189c64d7f
5 changed files with 15 additions and 11 deletions
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10
session/direct-ipc.c
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@ -1,6 +1,8 @@
#define _POSIX_C_SOURCE 200809L
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/socket.h>
@ -62,7 +64,7 @@ static void send_msg(int sock, int fd, void *buf, size_t buf_len) {
.cmsg_type = SCM_RIGHTS,
.cmsg_len = CMSG_LEN(sizeof(fd)),
};
*(int *)CMSG_DATA(cmsg) = fd;
memcpy(CMSG_DATA(cmsg), &fd, sizeof(fd));
}
ssize_t ret;
@ -93,7 +95,11 @@ static ssize_t recv_msg(int sock, int *fd_out, void *buf, size_t buf_len) {
if (fd_out) {
struct cmsghdr *cmsg = CMSG_FIRSTHDR(&msghdr);
*fd_out = cmsg ? *(int *)CMSG_DATA(cmsg) : -1;
if (cmsg) {
memcpy(fd_out, CMSG_DATA(cmsg), sizeof(*fd_out));
} else {
*fd_out = -1;
}
}
return ret;