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Diffstat (limited to 'X11')
-rw-r--r--X11/xtrans/Xtranssock.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/X11/xtrans/Xtranssock.c b/X11/xtrans/Xtranssock.c
index 66f9862b9..dfa41cfe9 100644
--- a/X11/xtrans/Xtranssock.c
+++ b/X11/xtrans/Xtranssock.c
@@ -458,6 +458,7 @@ TRANS(SocketReopen) (int i _X_UNUSED, int type, int fd, char *port)
XtransConnInfo ciptr;
int portlen;
struct sockaddr *addr;
+ size_t addrlen;
prmsg (3,"SocketReopen(%d,%d,%s)\n", type, fd, port);
@@ -488,26 +489,27 @@ TRANS(SocketReopen) (int i _X_UNUSED, int type, int fd, char *port)
ciptr->fd = fd;
- if ((addr = calloc (1, portlen + 2)) == NULL) {
+ addrlen = portlen + offsetof(struct sockaddr, sa_data);
+ if ((addr = calloc (1, addrlen)) == NULL) {
prmsg (1, "SocketReopen: malloc(addr) failed\n");
free (ciptr);
return NULL;
}
ciptr->addr = (char *) addr;
- ciptr->addrlen = portlen + 2;
+ ciptr->addrlen = addrlen;
- if ((ciptr->peeraddr = calloc (1, portlen + 2)) == NULL) {
+ if ((ciptr->peeraddr = calloc (1, addrlen)) == NULL) {
prmsg (1, "SocketReopen: malloc(portaddr) failed\n");
free (addr);
free (ciptr);
return NULL;
}
- ciptr->peeraddrlen = portlen + 2;
+ ciptr->peeraddrlen = addrlen;
/* Initialize ciptr structure as if it were a normally-opened unix socket */
ciptr->flags = TRANS_LOCAL | TRANS_NOUNLINK;
#ifdef BSD44SOCKETS
- addr->sa_len = portlen + 1;
+ addr->sa_len = addrlen;
#endif
addr->sa_family = AF_UNIX;
#ifdef HAS_STRLCPY
@@ -516,7 +518,7 @@ TRANS(SocketReopen) (int i _X_UNUSED, int type, int fd, char *port)
strncpy(addr->sa_data, port, portlen);
#endif
ciptr->family = AF_UNIX;
- memcpy(ciptr->peeraddr, ciptr->addr, sizeof(struct sockaddr));
+ memcpy(ciptr->peeraddr, ciptr->addr, addrlen);
ciptr->port = rindex(addr->sa_data, ':');
if (ciptr->port == NULL) {
if (is_numeric(addr->sa_data)) {