diff -up opencryptoki/usr/lib/pkcs11/api/shrd_mem.c.in.group opencryptoki/usr/lib/pkcs11/api/shrd_mem.c.in
--- opencryptoki/usr/lib/pkcs11/api/shrd_mem.c.in.group	2015-08-27 11:35:42.759397175 +0200
+++ opencryptoki/usr/lib/pkcs11/api/shrd_mem.c.in	2015-08-27 11:39:02.240023425 +0200
@@ -338,9 +338,6 @@
    int    shmid;
    char   *shmp;
    struct stat statbuf;
-   struct group *grp;
-   struct passwd *pw, *epw;
-   uid_t uid, euid;
 
 #if !(MMAP)
    // Really should fstat the tok_path, since it will be the actual
@@ -352,37 +352,6 @@ attach_shared_memory() {
       return NULL;
    }
 
-   uid = getuid();
-   euid = geteuid();
-   // only check group membership if not root user
-   if (uid != 0 && euid != 0) {
-	   int i, member=0;
-	   grp = getgrnam("pkcs11");
-	   if (!grp) {
-		   // group pkcs11 not known to the system
-		   return NULL;
-	   }
-	   pw = getpwuid(uid);
-	   epw = getpwuid(euid);
-	   for (i=0; grp->gr_mem[i]; i++) {
-		   if (pw) {
-			   if (!strncmp(pw->pw_name, grp->gr_mem[i],strlen(pw->pw_name))) {
-				   member = 1;
-				   break;
-			   }
-		   }
-		   if (epw) {
-			   if (!strncmp(epw->pw_name, grp->gr_mem[i],strlen(epw->pw_name))) {
-				   member = 1;
-				   break; 
-			   }
-		   }
-	   }
-	   if (!member) {
-		   return NULL;
-	   }
-   }
-   
    Anchor->shm_tok = ftok(TOK_PATH,'b');
 
    // Get the shared memory id.