wlan: Crash device only if gSsrPanicOnFailure is enabled

When vos_start()/vos_stop() fails driver crashes device.
This behaviour is not acceptable in certain user testcase, for
example when testing is done without IRIS card.
On vos_start()/vos_stop() failure, crash device only if ini param,
gSsrPanicOnFailure is enabled.

Change-Id: I8c48ce4edcf48f62ff7ba9c58e4e4feb480e00d5
CRs-Fixed: 975491
diff --git a/CORE/HDD/src/wlan_hdd_early_suspend.c b/CORE/HDD/src/wlan_hdd_early_suspend.c
index 9841344..906aa37 100644
--- a/CORE/HDD/src/wlan_hdd_early_suspend.c
+++ b/CORE/HDD/src/wlan_hdd_early_suspend.c
@@ -399,7 +399,8 @@
        hddLog(VOS_TRACE_LEVEL_ERROR, "%s: vos_stop return failed %d",
                 __func__, vosStatus);
        VOS_ASSERT(0);
-       VOS_BUG(0);
+       if (isSsrPanicOnFailure())
+           VOS_BUG(0);
    }
 
    pHddCtx->hdd_ps_state = eHDD_SUSPEND_DEEP_SLEEP;
@@ -439,7 +440,8 @@
    {
       VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
          "%s: Failed in vos_start",__func__);
-      VOS_BUG(0);
+      if (isSsrPanicOnFailure())
+          VOS_BUG(0);
       goto err_deep_sleep;
    }
 
@@ -2235,7 +2237,8 @@
    if ( !VOS_IS_STATUS_SUCCESS( vosStatus ) )
    {
       hddLog(VOS_TRACE_LEVEL_FATAL,"%s: vos_start failed",__func__);
-      VOS_BUG(0);
+      if (isSsrPanicOnFailure())
+          VOS_BUG(0);
       goto err_vosclose;
    }