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igb: Fix for lockdep issue in igb_get_i2c_client

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This patch fixes a lockdep warning in igb_get_i2c_client by
refactoring the initialization and usage of the i2c_client
completely.  There is no on the fly allocation of the single
client needed today.

Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Carolyn Wyborny
2013-02-20 07:40:55 +00:00
committed by Jeff Kirsher
parent ed65bdd8c0
commit 603e86fa39
3 changed files with 17 additions and 68 deletions
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2
drivers/net/ethernet/intel/igb/igb.h
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@@ -447,7 +447,7 @@ struct igb_adapter {
#endif
struct i2c_algo_bit_data i2c_algo;
struct i2c_adapter i2c_adap;
struct igb_i2c_client_list *i2c_clients;
struct i2c_client *i2c_client;
};
#define IGB_FLAG_HAS_MSI (1 << 0)