From 469211b330aaa187de511a8e3963feac1db51053 Mon Sep 17 00:00:00 2001
From: barthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Mon, 16 Apr 2012 20:14:08 +0000
Subject: [PATCH] SDC. Safety improvements in capacity detection code.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/sdc_dev2@4104 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/src/sdc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/os/hal/src/sdc.c b/os/hal/src/sdc.c
index d883eac39..96c1b4561 100644
--- a/os/hal/src/sdc.c
+++ b/os/hal/src/sdc.c
@@ -340,6 +340,10 @@ bool_t sdcConnect(SDCDriver *sdcp) {
     a = _sdc_get_slice(sdcp->csd, SDC_CSD_20_C_SIZE_SLICE);
     sdcp->capacity = 1024 * (a + 1);
     break;
+  default:
+    /* Reserved value detected. */
+    sdcp->capacity = 0;
+    break;
   }
   if (sdcp->capacity == 0)
     goto failed;