[syslog-ng] [PATCH 4/7] [affile]: Fix a possible double free

[Gergely Nagy]

From: Juhasz Viktor <jviktor at balabit.hu>

Duplicate the filename we insert into self->writer_hash, because
otherwise, we're likely to end up trying to free it twice.

Signed-off-by: Viktor Juhasz <jviktor at balabit.hu>
---
 modules/affile/affile.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/modules/affile/affile.c b/modules/affile/affile.c
index c5e89f5..f6c70e9 100644
--- a/modules/affile/affile.c
+++ b/modules/affile/affile.c
@@ -1046,7 +1046,7 @@ affile_dd_open_writer(gpointer args[])
 	    {
 	      log_pipe_ref(&next->super);
 	      g_static_mutex_lock(&self->lock);
-              g_hash_table_insert(self->writer_hash, filename->str, next);
+              g_hash_table_insert(self->writer_hash, strdup(filename->str), next);
               g_static_mutex_unlock(&self->lock);
             }
 	}
-- 
1.7.2.5