Fix possible smime crash if the read mime header p is NULL.

diff --git a/ncrypt/smime.c b/ncrypt/smime.c
index 6a09bc4d1643a7b3f4dc4ffd4c37096bbbf1f5f0..00bf1e8169e903a1bceed889e1b71052fe098052 100644 (file)
--- a/ncrypt/smime.c
+++ b/ncrypt/smime.c
@@ -2196,7 +2196,7 @@ static struct Body *smime_handle_entity(struct Body *m, struct State *s, FILE *o
       m->goodsig = true;
     FREE(&line);
   }
-  else
+  else if (p)
   {
     m->goodsig = p->goodsig;
     m->badsig = p->badsig;