1 files changed, 5 insertions, 0 deletions

diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c
index c19bd476e8ec..e52cef526d90 100644
--- a/fs/jffs2/summary.c
+++ b/fs/jffs2/summary.c
@@ -252,6 +252,11 @@ int jffs2_sum_add_kvec(struct jffs2_sb_info *c, const struct kvec *invecs,
         union jffs2_node_union *node;
         struct jffs2_eraseblock *jeb;
 
+        if (c->summary->sum_size == JFFS2_SUMMARY_NOSUM_SIZE) {
+                dbg_summary("Summary is disabled for this jeb! Skipping summary info!\n");
+                return 0;
+        }
+
         node = invecs[0].iov_base;
         jeb = &c->blocks[ofs / c->sector_size];
         ofs -= jeb->offset;