dovecot-1.2-sieve: Imap4flags: fixed segfault bug occuring in mu...

[pigeonhole at rename-it.nl]

details:   http://hg.rename-it.nl/dovecot-1.2-sieve/rev/967ed7d6a504
changeset: 1277:967ed7d6a504
user:      Stephan Bosch <stephan at rename-it.nl>
date:      Thu Sep 30 21:17:08 2010 +0200
description:
Imap4flags: fixed segfault bug occuring in multiscript context.

diffstat:

 src/lib-sieve/plugins/imap4flags/tag-flags.c |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (13 lines):

diff -r e14a84a4d904 -r 967ed7d6a504 src/lib-sieve/plugins/imap4flags/tag-flags.c
--- a/src/lib-sieve/plugins/imap4flags/tag-flags.c	Fri Sep 17 21:22:27 2010 +0200
+++ b/src/lib-sieve/plugins/imap4flags/tag-flags.c	Thu Sep 30 21:17:08 2010 +0200
@@ -349,7 +349,8 @@
 	const struct sieve_side_effect *new_seffect, 	
 	void **old_context)
 {
-	*old_context = new_seffect->context;
+	if ( new_seffect != NULL )
+		*old_context = new_seffect->context;
 	
 	return 1;
 }