wifi: iwlwifi: Free pages allocated when failing to build A-MSDU

When failing to prepare the data needed for A-MSDU transmission, the memory
allocated for the TSO management was not freed. Fix it.

Fixes: 7f5e303 ("wifi: iwlwifi: map entire SKB when sending AMSDUs")
Signed-off-by: Ilan Peer <[email protected]>
Reviewed-by: Emmanuel Grumbach <[email protected]>
Signed-off-by: Miri Korenblit <[email protected]>
Link: https://patch.msgid.link/20250209143303.bc27fad9b3d5.Ibf43dd18fb652b1a59061204e081f11c9fa34a3f@changeid
Signed-off-by: Johannes Berg <[email protected]>

Author: ilanpeer2

drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c

@@ -347,6 +347,7 @@ iwl_tfh_tfd *iwl_txq_gen2_build_tx_amsdu(struct iwl_trans *trans,
 	return tfd;
 
 out_err:
+	iwl_pcie_free_tso_pages(trans, skb, out_meta);
 	iwl_txq_gen2_tfd_unmap(trans, out_meta, tfd);
 	return NULL;
 }