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| author |   Dedy Lansky <dlansky@codeaurora.org> | 2019-04-26 18:43:36 +0300 |
|---|---|---|
| committer |   Kalle Valo <kvalo@codeaurora.org> | 2019-05-03 08:04:47 +0300 |
| commit | d6a553c0c61b0b0219764e4d4fc14e385085f374 (patch) | |
| tree | 6c14929ec0bd962970bfadbcd8cd05f793ebfd43 /drivers/net/wireless/ath/wil6210/txrx_edma.c | |
| parent | wil6210: fix missed MISC mbox interrupt (diff) | |
| download | linux-d6a553c0c61b0b0219764e4d4fc14e385085f374.tar.xz linux-d6a553c0c61b0b0219764e4d4fc14e385085f374.zip | |
wil6210: check rx_buff_mgmt before accessing it
Make sure rx_buff_mgmt is initialized before accessing it.
Signed-off-by: Dedy Lansky <dlansky@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/txrx_edma.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/txrx_edma.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/wil6210/txrx_edma.c b/drivers/net/wireless/ath/wil6210/txrx_edma.c index f37a2056ad21..6140db5960c3 100644 --- a/drivers/net/wireless/ath/wil6210/txrx_edma.c +++ b/drivers/net/wireless/ath/wil6210/txrx_edma.c @@ -269,6 +269,9 @@ static void wil_move_all_rx_buff_to_free_list(struct wil6210_priv *wil, struct list_head *active = &wil->rx_buff_mgmt.active; dma_addr_t pa; + if (!wil->rx_buff_mgmt.buff_arr) + return; + while (!list_empty(active)) { struct wil_rx_buff *rx_buff = list_first_entry(active, struct wil_rx_buff, list); |