find_collision() allocates name_len bytes for its sub array so the index
must be less than name_len.  This was found by static analysis.

Signed-off-by: Zach Brown <[email protected]>
---
 btrfs-image.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/btrfs-image.c b/btrfs-image.c
index b05cf07..7474642 100644
--- a/btrfs-image.c
+++ b/btrfs-image.c
@@ -314,11 +314,11 @@ static char *find_collision(struct metadump_struct *md, 
char *name,
                if (val->sub[i] == 127) {
                        do {
                                i++;
-                               if (i > name_len)
+                               if (i >= name_len)
                                        break;
                        } while (val->sub[i] == 127);
 
-                       if (i > name_len)
+                       if (i >= name_len)
                                break;
                        val->sub[i]++;
                        if (val->sub[i] == '/')
-- 
1.7.11.7

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