From 22b48b6876d80efce354c8b4c432b1f4a6bcf795 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Thu, 22 Dec 2011 18:53:26 +0000
Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3650
 35acf78f-673a-0410-8e92-d51de3d6d3f4

---
 os/hal/platforms/STM32F4xx/hal_lld.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/os/hal/platforms/STM32F4xx/hal_lld.c b/os/hal/platforms/STM32F4xx/hal_lld.c
index 6d78c32df..38d46177e 100644
--- a/os/hal/platforms/STM32F4xx/hal_lld.c
+++ b/os/hal/platforms/STM32F4xx/hal_lld.c
@@ -96,7 +96,7 @@ void stm32_clock_init(void) {
 
   /* PWR initialization.*/
   PWR->CR = STM32_VOS;
-  while (PWR->CSR & PWR_CSR_VOSRDY)
+  while ((PWR->CSR & PWR_CSR_VOSRDY) == 0)
     ;                           /* Waits until power regulator is stable.   */
 
   /* Initial clocks setup and wait for HSI stabilization, the MSI clock is
-- 
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