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authorDavid S. Miller <davem@davemloft.net>2019-03-02 00:56:59 -0800
committerDavid S. Miller <davem@davemloft.net>2019-03-02 00:56:59 -0800
commitcf29576fee6016fa7004262cb98f57a2269178f1 (patch)
treee8b3c6306a2a34537666f72a58d55334fa455c51 /drivers/net/wireless/ath/ath10k/debug.c
parent2a8e4997dbb2818061c76ee57d7becf390c0e4bc (diff)
parent501faf710230b67e470b314868110357cf3a554d (diff)
Merge tag 'wireless-drivers-next-for-davem-2019-03-01' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next
Kalle Valo says: ==================== wireless-drivers-next patches for 5.1 Last set of patches. A new hardware support for mt76 otherwise quite normal. Major changes: mt76 * add driver for MT7603E/MT7628 ath10k * more preparation for SDIO support wil6210 * support up to 20 stations in AP mode ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/debug.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/debug.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 1b8903280d42..32d967a31c65 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -1252,6 +1252,9 @@ static int ath10k_debug_cal_data_fetch(struct ath10k *ar)
if (WARN_ON(ar->hw_params.cal_data_len > ATH10K_DEBUG_CAL_DATA_LEN))
return -EINVAL;
+ if (ar->hw_params.cal_data_len == 0)
+ return -EOPNOTSUPP;
+
hi_addr = host_interest_item_address(HI_ITEM(hi_board_data));
ret = ath10k_hif_diag_read(ar, hi_addr, &addr, sizeof(addr));