iwlagn: signedness bug

re-apply the unsigned shorts bug fixed by Dan Carpenter but get lost
after the file move.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
index 62c0052..c8e5685 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
@@ -544,7 +544,7 @@ int iwl_trans_pcie_tx_agg_alloc(struct iwl_trans *trans,
        struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
        struct iwl_tid_data *tid_data;
        unsigned long flags;
-       u16 txq_id;
+       int txq_id;
 
        txq_id = iwlagn_txq_ctx_activate_free(trans);
        if (txq_id == -1) {