[PATCH 1/3] [POWERPC] fsl_soc: fix uninitialized i2c_board_info structure

Anton Vorontsov avorontsov at ru.mvista.com
Tue Oct 2 23:47:40 EST 2007


i2c_board_info used semi-initialized, causing garbage in the
info->flags, and that, in turn, causes various symptoms of i2c
malfunctioning, like PEC mismatches.

Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>
---
 arch/powerpc/sysdev/fsl_soc.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 4a16456..91987e0 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -363,7 +363,7 @@ static void __init of_register_i2c_devices(struct device_node *adap_node,
 	struct device_node *node = NULL;
 
 	while ((node = of_get_next_child(adap_node, node))) {
-		struct i2c_board_info info;
+		struct i2c_board_info info = {};
 		const u32 *addr;
 		int len;
 
@@ -380,7 +380,6 @@ static void __init of_register_i2c_devices(struct device_node *adap_node,
 		if (of_find_i2c_driver(node, &info) < 0)
 			continue;
 
-		info.platform_data = NULL;
 		info.addr = *addr;
 
 		i2c_register_board_info(bus_num, &info, 1);
-- 
1.5.0.6




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