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-rw-r--r--libc/inet/rpc/clnt_udp.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/libc/inet/rpc/clnt_udp.c b/libc/inet/rpc/clnt_udp.c
index 4fc55b732..ce7e9e6d9 100644
--- a/libc/inet/rpc/clnt_udp.c
+++ b/libc/inet/rpc/clnt_udp.c
@@ -368,9 +368,15 @@ send_again:
struct sock_extended_err *e;
struct sockaddr_in err_addr;
struct iovec iov;
- char *cbuf = (char *) alloca (outlen + 256);
+ char *cbuf = malloc (outlen + 256);
int ret;
+ if (cbuf == NULL)
+ {
+ cu->cu_error.re_errno = errno;
+ return (cu->cu_error.re_status = RPC_CANTRECV);
+ }
+
iov.iov_base = cbuf + 256;
iov.iov_len = outlen;
msg.msg_name = (void *) &err_addr;
@@ -395,10 +401,12 @@ send_again:
cmsg = CMSG_NXTHDR (&msg, cmsg))
if (cmsg->cmsg_level == SOL_IP && cmsg->cmsg_type == IP_RECVERR)
{
+ free (cbuf);
e = (struct sock_extended_err *) CMSG_DATA(cmsg);
cu->cu_error.re_errno = e->ee_errno;
return (cu->cu_error.re_status = RPC_CANTRECV);
}
+ free (cbuf);
}
#endif
do