[PATCH v1 7/9] net/nbl: address nbl channel integer handling issues 490952

Dimon Zhao dimon.zhao at nebula-matrix.com
Mon Oct 27 11:16:46 CET 2025


Coverity issue: 490952

Signed-off-by: Dimon Zhao <dimon.zhao at nebula-matrix.com>
---
 drivers/net/nbl/nbl_hw/nbl_channel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/nbl/nbl_hw/nbl_channel.c b/drivers/net/nbl/nbl_hw/nbl_channel.c
index c4cca8eeb5..a8f53ec497 100644
--- a/drivers/net/nbl/nbl_hw/nbl_channel.c
+++ b/drivers/net/nbl/nbl_hw/nbl_channel.c
@@ -36,7 +36,7 @@ static int nbl_chan_init_tx_queue(union nbl_chan_info *chan_info)
 		goto req_wait_queue_failed;
 	}
 
-	size = chan_info->mailbox.num_txq_entries * chan_info->mailbox.txq_buf_size;
+	size = (u64)chan_info->mailbox.num_txq_entries * (u64)chan_info->mailbox.txq_buf_size;
 	txq->buf = nbl_alloc_dma_mem(&txq->buf_mem, size);
 	if (!txq->buf) {
 		NBL_LOG(ERR, "Allocate memory for chan tx buffer arrays failed");
-- 
2.34.1



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