From 6eca6554847f7a824fbbafd892c4b3797e74983d Mon Sep 17 00:00:00 2001
From: barthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Thu, 7 Jul 2011 21:53:01 +0000
Subject: I2C. Driver still cause stack overflows.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/i2c_dev@3134 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/src/i2c.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'os/hal/src')

diff --git a/os/hal/src/i2c.c b/os/hal/src/i2c.c
index 4aade6fe9..4882330bd 100644
--- a/os/hal/src/i2c.c
+++ b/os/hal/src/i2c.c
@@ -178,11 +178,11 @@ void i2cMasterTransmit(I2CDriver *i2cp,
   };
 #endif /* CH_DBG_ENABLE_ASSERTS */
 
-  chSysLock();
   chDbgAssert(i2cp->id_state == I2C_READY,
               "i2cMasterTransmit(), #1", "not ready");
 
   i2cp->id_state = I2C_ACTIVE;
+  chSysLock();
   i2c_lld_master_transmit(i2cp, slave_addr, txbuf, txbytes, rxbuf, rxbytes);
   _i2c_wait_s(i2cp);
   chSysUnlock();
@@ -226,14 +226,12 @@ void i2cMasterReceive(I2CDriver *i2cp,
   };
 #endif /* CH_DBG_ENABLE_ASSERTS */
 
-  chSysLock();
   chDbgAssert(i2cp->id_state == I2C_READY,
               "i2cMasterReceive(), #1", "not ready");
 
   i2cp->id_state = I2C_ACTIVE;
   i2c_lld_master_receive(i2cp, slave_addr, rxbuf, rxbytes);
   _i2c_wait_s(i2cp);
-  chSysUnlock();
 }
 
 
-- 
cgit v1.2.3