MIPS: VPE: Select correct tc

If we could find tc on the tc list for @index, the found tc should be returned.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2692/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index 2cd50ad..3efcb06 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -192,7 +192,7 @@
 	}
 	spin_unlock(&vpecontrol.tc_list_lock);
 
-	return NULL;
+	return res;
 }
 
 /* allocate a vpe and associate it with this minor (or index) */