From 928b23684a1d94dc2bc1cecc75b0e596eb7a4cb9 Mon Sep 17 00:00:00 2001
From: Damien Miller <djm@mindrot.org>
Date: Sun, 26 Mar 2006 13:53:32 +1100
Subject:    - djm@cvs.openbsd.org 2006/03/19 02:24:05      [dh.c readconf.c
 servconf.c]      potential NULL pointer dereferences detected by Coverity    
  via elad AT netbsd.org; ok deraadt@

---
 ChangeLog  | 6 +++++-
 dh.c       | 3 ++-
 readconf.c | 3 ++-
 servconf.c | 3 ++-
 4 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 1093f5453..19425d867 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -26,6 +26,10 @@
      [hostfile.c]
      FILE* leak detected by Coverity via elad AT netbsd.org;
      ok deraadt@
+   - djm@cvs.openbsd.org 2006/03/19 02:24:05
+     [dh.c readconf.c servconf.c]
+     potential NULL pointer dereferences detected by Coverity
+     via elad AT netbsd.org; ok deraadt@
 
 20060325
  - OpenBSD CVS Sync
@@ -4283,4 +4287,4 @@
    - (djm) Trim deprecated options from INSTALL. Mention UsePAM
    - (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
 
-$Id: ChangeLog,v 1.4248 2006/03/26 02:52:20 djm Exp $
+$Id: ChangeLog,v 1.4249 2006/03/26 02:53:32 djm Exp $
diff --git a/dh.c b/dh.c
index a30b704fb..e8ce3d1a9 100644
--- a/dh.c
+++ b/dh.c
@@ -45,7 +45,8 @@ parse_prime(int linenum, char *line, struct dhgroup *dhg)
 	char *strsize, *gen, *prime;
 
 	cp = line;
-	arg = strdelim(&cp);
+	if ((arg = strdelim(&cp)) == NULL)
+		return 0;
 	/* Ignore leading whitespace */
 	if (*arg == '\0')
 		arg = strdelim(&cp);
diff --git a/readconf.c b/readconf.c
index 1112d0d86..e2e10d9d6 100644
--- a/readconf.c
+++ b/readconf.c
@@ -324,7 +324,8 @@ process_config_line(Options *options, const char *host,
 
 	s = line;
 	/* Get the keyword. (Each line is supposed to begin with a keyword). */
-	keyword = strdelim(&s);
+	if ((keyword = strdelim(&s)) == NULL)
+		return 0;
 	/* Ignore leading whitespace. */
 	if (*keyword == '\0')
 		keyword = strdelim(&s);
diff --git a/servconf.c b/servconf.c
index 2ae93d4c3..7923f5df4 100644
--- a/servconf.c
+++ b/servconf.c
@@ -447,7 +447,8 @@ process_server_config_line(ServerOptions *options, char *line,
 	u_int i;
 
 	cp = line;
-	arg = strdelim(&cp);
+	if ((arg = strdelim(&cp)) != NULL)
+		return 0;
 	/* Ignore leading whitespace */
 	if (*arg == '\0')
 		arg = strdelim(&cp);
-- 
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