diff options
Diffstat (limited to 'sshconnect.c')
| -rw-r--r-- | sshconnect.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/sshconnect.c b/sshconnect.c index 33961e4d..8d4928a8 100644 --- a/sshconnect.c +++ b/sshconnect.c @@ -68,7 +68,6 @@ ssh_proxy_connect(const char *host, u_short port, const char *proxy_command) int pin[2], pout[2]; pid_t pid; char strport[NI_MAXSERV]; - size_t len; /* Convert the port number into a string. */ snprintf(strport, sizeof strport, "%hu", port); @@ -80,10 +79,7 @@ ssh_proxy_connect(const char *host, u_short port, const char *proxy_command) * Use "exec" to avoid "sh -c" processes on some platforms * (e.g. Solaris) */ - len = strlen(proxy_command) + 6; - tmp = xmalloc(len); - strlcpy(tmp, "exec ", len); - strlcat(tmp, proxy_command, len); + xasprintf(&tmp, "exec %s", proxy_command); command_string = percent_expand(tmp, "h", host, "p", strport, (char *)NULL); xfree(tmp); @@ -211,7 +207,7 @@ timeout_connect(int sockfd, const struct sockaddr *serv_addr, fd_set *fdset; struct timeval tv; socklen_t optlen; - int fdsetsz, optval, rc, result = -1; + int optval, rc, result = -1; if (timeout <= 0) return (connect(sockfd, serv_addr, addrlen)); @@ -225,10 +221,8 @@ timeout_connect(int sockfd, const struct sockaddr *serv_addr, if (errno != EINPROGRESS) return (-1); - fdsetsz = howmany(sockfd + 1, NFDBITS) * sizeof(fd_mask); - fdset = (fd_set *)xmalloc(fdsetsz); - - memset(fdset, 0, fdsetsz); + fdset = (fd_set *)xcalloc(howmany(sockfd + 1, NFDBITS), + sizeof(fd_mask)); FD_SET(sockfd, fdset); tv.tv_sec = timeout; tv.tv_usec = 0; @@ -957,8 +951,7 @@ ssh_put_password(char *password) return; } size = roundup(strlen(password) + 1, 32); - padded = xmalloc(size); - memset(padded, 0, size); + padded = xcalloc(1, size); strlcpy(padded, password, size); packet_put_string(padded, size); memset(padded, 0, size); |