1 files changed, 2 insertions, 1 deletions
diff --git a/Src/hashtable.c b/Src/hashtable.c
index 3595c2721..19f23086b 100644
--- a/Src/hashtable.c
+++ b/Src/hashtable.c
@@ -787,8 +787,9 @@ static HashNode
 removeshfuncnode(HashTable ht, char *nam)
 {
     HashNode hn;
+    int signum;
 
-    if (!strncmp(nam, "TRAP", 4))
+    if (!strncmp(nam, "TRAP", 4) && (signum = getsignum(nam +4)) != -1)
 	hn = removetrap(getsignum(nam + 4));
     else
 	hn = removehashnode(shfunctab, nam);