From 1a70ab2c0db0a5b1c03f88ea63f447d35d0a7ef9 Mon Sep 17 00:00:00 2001
From: Logan007 <you@example.com>
Date: Sat, 29 Aug 2020 22:43:16 +0545
Subject: [PATCH] speck transform code clean-up

---
 src/speck.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/speck.c b/src/speck.c
index bfc39ee..d373770 100644
--- a/src/speck.c
+++ b/src/speck.c
@@ -693,11 +693,13 @@ int speck_init (const unsigned char *k, speck_context_t **ctx) {
 
 int speck_deinit (speck_context_t *ctx) {
 
+  if(ctx) {
 #if defined (SPECK_ALIGNED_CTX)
-  _mm_free (ctx);
+    _mm_free (ctx);
 #else
-  free (ctx);
+    free (ctx);
 #endif
+  }
   return 0;
 }