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path: root/src/libunixonacid/ancil_recv_fd.c
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Diffstat (limited to 'src/libunixonacid/ancil_recv_fd.c')
-rw-r--r--src/libunixonacid/ancil_recv_fd.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/libunixonacid/ancil_recv_fd.c b/src/libunixonacid/ancil_recv_fd.c
index 70f2c4f..5ecbb31 100644
--- a/src/libunixonacid/ancil_recv_fd.c
+++ b/src/libunixonacid/ancil_recv_fd.c
@@ -4,6 +4,7 @@
#include <skalibs/nonposix.h>
#include <errno.h>
+#include <string.h>
#include <sys/uio.h>
#include <sys/socket.h>
@@ -33,6 +34,7 @@ int ancil_recv_fd (int sock, char expected_ch)
0
#endif
;
+ int fd ;
struct cmsghdr *c ;
ssize_t r ;
char ch ;
@@ -58,12 +60,13 @@ int ancil_recv_fd (int sock, char expected_ch)
|| c->cmsg_level != SOL_SOCKET
|| c->cmsg_type != SCM_RIGHTS
|| (size_t)(c->cmsg_len - (CMSG_DATA(c) - (unsigned char *)c)) != sizeof(int)) return (errno = EPROTO, -1) ;
+ memcpy(&fd, CMSG_DATA(c), sizeof(int)) ;
#ifndef SKALIBS_HASCMSGCLOEXEC
- if (coe(*(int *)CMSG_DATA(c)) < 0)
+ if (coe(fd) < 0)
{
- fd_close(*(int *)CMSG_DATA(c)) ;
+ fd_close(fd) ;
return -1 ;
}
#endif
- return *(int *)CMSG_DATA(c) ;
+ return fd ;
}