nfcsim.c: Fix error checking for debugfs_create_dir

This patch fixes the error checking in nfcsim.c.
The DebugFS kernel API is developed in
a way that the caller can safely ignore the errors that
occur during the creation of DebugFS nodes.
Signed-off-by: Osama Muhammad <osmtendev@gmail.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/nfc/nfcsim.c

@@ -336,10 +336,6 @@ static struct dentry *nfcsim_debugfs_root;
 static void nfcsim_debugfs_init(void)
 {
 	nfcsim_debugfs_root = debugfs_create_dir("nfcsim", NULL);
-
-	if (!nfcsim_debugfs_root)
-		pr_err("Could not create debugfs entry\n");
-
 }
 
 static void nfcsim_debugfs_remove(void)