diff --git a/src/ui.c b/src/ui.c
index 7658c52..2e78f8a 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -83,20 +83,20 @@
     if (ta_str != NULL)
 	newlen += ta_len - ta_off;
     new = alloc(newlen);
-    if (new != NULL)
+    if (new == NULL)
+	return;
+
+    if (ta_str != NULL)
     {
-	if (ta_str != NULL)
-	{
-	    mch_memmove(new, ta_str + ta_off, (size_t)(ta_len - ta_off));
-	    mch_memmove(new + ta_len - ta_off, s, (size_t)len);
-	    vim_free(ta_str);
-	}
-	else
-	    mch_memmove(new, s, (size_t)len);
-	ta_str = new;
-	ta_len = newlen;
-	ta_off = 0;
+	mch_memmove(new, ta_str + ta_off, (size_t)(ta_len - ta_off));
+	mch_memmove(new + ta_len - ta_off, s, (size_t)len);
+	vim_free(ta_str);
     }
+    else
+	mch_memmove(new, s, (size_t)len);
+    ta_str = new;
+    ta_len = newlen;
+    ta_off = 0;
 }
 #endif
 
@@ -815,25 +815,25 @@
 {
     garray_T	*gap = (garray_T *)p;
 
-    if (gap != NULL)
+    if (gap == NULL)
+	return;
+
+    if (gap->ga_data != NULL)
     {
-	if (gap->ga_data != NULL)
+	if (overwrite || inbufcount + gap->ga_len >= INBUFLEN)
 	{
-	    if (overwrite || inbufcount + gap->ga_len >= INBUFLEN)
-	    {
-		mch_memmove(inbuf, gap->ga_data, gap->ga_len);
-		inbufcount = gap->ga_len;
-	    }
-	    else
-	    {
-		mch_memmove(inbuf + gap->ga_len, inbuf, inbufcount);
-		mch_memmove(inbuf, gap->ga_data, gap->ga_len);
-		inbufcount += gap->ga_len;
-	    }
-	    vim_free(gap->ga_data);
+	    mch_memmove(inbuf, gap->ga_data, gap->ga_len);
+	    inbufcount = gap->ga_len;
 	}
-	vim_free(gap);
+	else
+	{
+	    mch_memmove(inbuf + gap->ga_len, inbuf, inbufcount);
+	    mch_memmove(inbuf, gap->ga_data, gap->ga_len);
+	    inbufcount += gap->ga_len;
+	}
+	vim_free(gap->ga_data);
     }
+    vim_free(gap);
 }
 
 /*