35 lines
1.3 KiB
Diff
35 lines
1.3 KiB
Diff
From 566fa44c8f53b3c558791bef29d01fb6a02ff559 Mon Sep 17 00:00:00 2001
|
|
From: Robbie Harwood <rharwood@redhat.com>
|
|
Date: Fri, 30 Aug 2019 11:16:58 -0400
|
|
Subject: [PATCH] Squash apparent forward-null in clnttcp_create()
|
|
|
|
clnttcp_create() only allows raddr to be NULL if *sockp is set.
|
|
Static analyzers cannot know this, so can report a forward null
|
|
defect. Add an raddr check before calling connect() to squash the
|
|
defect.
|
|
|
|
[ghudson@mit.edu: rewrote commit message]
|
|
|
|
(cherry picked from commit b2f688eedd4bcca525201ef9485749a8c20b808a)
|
|
---
|
|
src/lib/rpc/clnt_tcp.c | 6 +++---
|
|
1 file changed, 3 insertions(+), 3 deletions(-)
|
|
|
|
diff --git a/src/lib/rpc/clnt_tcp.c b/src/lib/rpc/clnt_tcp.c
|
|
index 87761906c..dbd62d0a7 100644
|
|
--- a/src/lib/rpc/clnt_tcp.c
|
|
+++ b/src/lib/rpc/clnt_tcp.c
|
|
@@ -168,9 +168,9 @@ clnttcp_create(
|
|
if (*sockp < 0) {
|
|
*sockp = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
|
|
(void)bindresvport_sa(*sockp, NULL);
|
|
- if ((*sockp < 0)
|
|
- || (connect(*sockp, (struct sockaddr *)raddr,
|
|
- sizeof(*raddr)) < 0)) {
|
|
+ if (*sockp < 0 || raddr == NULL ||
|
|
+ connect(*sockp, (struct sockaddr *)raddr,
|
|
+ sizeof(*raddr)) < 0) {
|
|
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
|
|
rpc_createerr.cf_error.re_errno = errno;
|
|
(void)closesocket(*sockp);
|