From 40b717bfcefab28a0656b8caa5e43d5449e5a671 Mon Sep 17 00:00:00 2001 From: "Ajay.Kathat@microchip.com" Date: Tue, 9 Aug 2022 07:57:56 +0000 Subject: wifi: wilc1000: fix DMA on stack objects Sometimes 'wilc_sdio_cmd53' is called with addresses pointing to an object on the stack. Use dynamically allocated memory for cmd53 instead of stack address which is not DMA'able. Fixes: 5625f965d764 ("wilc1000: move wilc driver out of staging") Reported-by: Michael Walle Suggested-by: Michael Walle Signed-off-by: Ajay Singh Reviewed-by: Michael Walle Tested-by: Michael Walle Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220809075749.62752-1-ajay.kathat@microchip.com --- drivers/net/wireless/microchip/wilc1000/netdev.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/wireless/microchip/wilc1000/netdev.h') diff --git a/drivers/net/wireless/microchip/wilc1000/netdev.h b/drivers/net/wireless/microchip/wilc1000/netdev.h index 43c085c74b7a..bb1a315a7b7e 100644 --- a/drivers/net/wireless/microchip/wilc1000/netdev.h +++ b/drivers/net/wireless/microchip/wilc1000/netdev.h @@ -245,6 +245,7 @@ struct wilc { u8 *rx_buffer; u32 rx_buffer_offset; u8 *tx_buffer; + u32 *vmm_table; struct txq_handle txq[NQUEUES]; int txq_entries; -- cgit