diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 6aa89d9ea72cc..9e8c47c307042 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -2582,7 +2582,7 @@ static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
 	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 	char *buf;
 	int pos = 0, i, ret;
-	size_t bufsz = sizeof(buf);
+	size_t bufsz;
 
 	bufsz = sizeof(char) * 121 * trans->num_rx_queues;