iwl3945: fix "‘power_idx’ may be used uninitialized" warning

drivers/net/wireless/iwlwifi/iwl-3945.c: In function ‘iwl3945_txpower_set_from_eeprom’:
drivers/net/wireless/iwlwifi/iwl-3945.c:2222: warning: ‘power_idx’ may be used uninitialized in this function

Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 8fdb342..45cfa1c 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -2219,7 +2219,7 @@ int iwl3945_txpower_set_from_eeprom(struct iwl3945_priv *priv)
                /* set tx power value for all OFDM rates */
                for (rate_index = 0; rate_index < IWL_OFDM_RATES;
                     rate_index++) {
-                       s32 power_idx;
+                       s32 uninitialized_var(power_idx);
                        int rc;
 
                        /* use channel group's clip-power table,