From aea70b4404399d353e1df0bd73ef344f5559843a Mon Sep 17 00:00:00 2001
From: Nick Neisen <nwneisen@gmail.com>
Date: Wed, 16 May 2018 19:18:35 -0600
Subject: coverity/13709: spell_add_word: handle failed fseek()

Check the return status after removing a duplicate word.  Add a
log for a nonzero return status.
---
 src/nvim/spellfile.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/nvim/spellfile.c b/src/nvim/spellfile.c
index dab9a2aacd..b844fd9ab8 100644
--- a/src/nvim/spellfile.c
+++ b/src/nvim/spellfile.c
@@ -5368,8 +5368,9 @@ spell_add_word (
           // doesn't work for all systems, close the file first.
           fclose(fd);
           fd = mch_fopen((char *)fname, "r+");
-          if (fd == NULL)
+          if (fd == NULL) {
             break;
+          }
           if (fseek(fd, fpos, SEEK_SET) == 0) {
             fputc('#', fd);
             if (undo) {
@@ -5378,7 +5379,9 @@ spell_add_word (
                    len, word, NameBuff);
             }
           }
-          fseek(fd, fpos_next, SEEK_SET);
+          if (fseek(fd, fpos_next, SEEK_SET) <= 0) {
+            break;
+          }
         }
       }
       if (fd != NULL)
-- 
cgit