From: David Lawrence Ramsey <pooka109@gmail.com>
Date: Thu, 14 Dec 2006 20:03:30 +0000 (+0000)
Subject: in do_writeout(), fix a segfault when we can't get the full path of
X-Git-Tag: v2.0.2~8
X-Git-Url: https://git.wh0rd.org/?a=commitdiff_plain;h=4c19415ecfd8448ea40e24eefa7eeef4e5bea065;p=nano.git

in do_writeout(), fix a segfault when we can't get the full path of
either the filename we want to save under or the original filename


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3997 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---

diff --git a/ChangeLog b/ChangeLog
index 93de95a7..4642beb2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,10 @@ CVS code -
 	  nulls. (DLR)
   write_file()
 	- Properly handle filenames that contain nulls. (DLR)
+  do_writeout()
+	- Fix a segfault when we can't get the full path of either the
+	  filename we want to save under or the original filename. (DLR,
+	  found by Mike Frysinger)
 - nano.h:
 	- Rename NANO_ALT_REPLACE_KEY to NANO_REPLACE_ALTKEY, for
 	  consistency. (DLR)
diff --git a/src/files.c b/src/files.c
index 10e069eb..b83e6596 100644
--- a/src/files.c
+++ b/src/files.c
@@ -1897,7 +1897,8 @@ int do_writeout(bool exiting)
 		unsunder(answer, answer_len);
 
 		full_filename = get_full_path(openfile->filename);
-		different_name = (strcmp(full_answer,
+		different_name = (full_answer != NULL &&
+			full_filename != NULL && strcmp(full_answer,
 			full_filename) != 0);
 
 		free(full_filename);