The default_mounts[i].destination is never NULL except in the last
'stop here' entry.  Coverity doesn't know about that and so is spewing
a warning.  In any case, let's add a more stringent check in case someone
accidentally adds a NULL there later.

Signed-off-by: Serge Hallyn <serge.hal...@ubuntu.com>
---
 src/lxc/conf.c | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/src/lxc/conf.c b/src/lxc/conf.c
index bb4c19f..80ff647 100644
--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -803,16 +803,18 @@ static int lxc_mount_auto_mounts(struct lxc_conf *conf, 
int flags, struct lxc_ha
                                        return -1;
                                }
                        }
-                       if (default_mounts[i].destination) {
-                               /* will act like strdup if %r is not present */
-                               destination = lxc_string_replace("%r", 
conf->rootfs.path ? conf->rootfs.mount : "", default_mounts[i].destination);
-                               if (!destination) {
-                                       saved_errno = errno;
-                                       SYSERROR("memory allocation error");
-                                       free(source);
-                                       errno = saved_errno;
-                                       return -1;
-                               }
+                       if (!default_mounts[i].destination) {
+                               ERROR("BUG: auto mounts destination %d was 
NULL", i);
+                               return -1;
+                       }
+                       /* will act like strdup if %r is not present */
+                       destination = lxc_string_replace("%r", 
conf->rootfs.path ? conf->rootfs.mount : "", default_mounts[i].destination);
+                       if (!destination) {
+                               saved_errno = errno;
+                               SYSERROR("memory allocation error");
+                               free(source);
+                               errno = saved_errno;
+                               return -1;
                        }
                        mflags = add_required_remount_flags(source, destination,
                                        default_mounts[i].flags);
-- 
2.5.0

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