lib1537: check ptr against NULL before dereferencing it

Fixes #6707
Closes #6708

diff --git a/tests/libtest/lib1537.c b/tests/libtest/lib1537.c
index cca3b91a43ae26d4e29ae067ee9f562842c9bdb2..7ba8e225b9304e636f3ce0495db07b8047e499a0 100644 (file)
--- a/tests/libtest/lib1537.c
+++ b/tests/libtest/lib1537.c
@@ -47,11 +47,11 @@ int test(char *URL)
 
   /* deprecated API */
   ptr = curl_escape((char *)a, asize);
-  printf("%s\n", ptr);
   if(!ptr) {
     res = TEST_ERR_MAJOR_BAD;
     goto test_cleanup;
   }
+  printf("%s\n", ptr);
 
   raw = curl_easy_unescape(NULL, ptr, (int)strlen(ptr), &outlen);
   printf("outlen == %d\n", outlen);