X-Git-Url: https://git.cworth.org/git?p=mnemon;a=blobdiff_plain;f=mnemon.c;h=25ba65fac17040f6b6600c6defa9d0bebcf1638f;hp=45e09308e53f017bfc63905463c1be7469ee387d;hb=32442590b9ba9dcf60e15a5248cf2d15e66d458e;hpb=3798e9e4f004ee61392de72e5e0f6020d982c870

diff --git a/mnemon.c b/mnemon.c
index 45e0930..25ba65f 100644
--- a/mnemon.c
+++ b/mnemon.c
@@ -372,7 +372,8 @@ mnemon_get_bin (mnemon_t	*mnemon,
     bin = &mnemon->bins[i];
 
     /* Make room to insert new bin at its sorted location. */
-    memmove (bin + 1, bin, (mnemon->num_bins - i) * sizeof (bin_t));
+    if (i < mnemon->num_bins)
+	memmove (bin + 1, bin, (mnemon->num_bins - i) * sizeof (bin_t));
     mnemon->num_bins++;
 
     bin_init (bin, count);