dovecot-1.2: dict-file: Fixed a crash.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-1.2/rev/b5f8834ec679
changeset: 8656:b5f8834ec679
user:      Timo Sirainen <tss at iki.fi>
date:      Mon Jan 19 12:08:24 2009 -0500
description:
dict-file: Fixed a crash.

diffstat:

1 file changed, 1 insertion(+), 1 deletion(-)
src/lib-dict/dict-file.c |    2 +-

diffs (12 lines):

diff -r 46f95c498708 -r b5f8834ec679 src/lib-dict/dict-file.c
--- a/src/lib-dict/dict-file.c	Mon Jan 19 11:55:26 2009 -0500
+++ b/src/lib-dict/dict-file.c	Mon Jan 19 12:08:24 2009 -0500
@@ -256,7 +256,7 @@ static void file_dict_apply_changes(stru
 			diff += changes[i].value.diff;
 			tmp = t_strdup_printf("%lld", diff);
 			new_len = strlen(tmp);
-			if (new_len > strlen(old_value))
+			if (old_value == NULL || new_len > strlen(old_value))
 				value = p_strdup(dict->hash_pool, tmp);
 			else {
 				memcpy(old_value, tmp, new_len + 1);