This is a note to let you know that I've just added the patch titled
ath10k: Fix error handling in case of CE pipe init failure
to the 5.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ath10k-fix-error-handling-in-case-of-ce-pipe-init-fa.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 44bd659dc6c5c34c481dee4b3f4bbd67c0ee2816
Author: Rakesh Pillai <pillair@xxxxxxxxxxxxxx>
Date: Sat Dec 12 00:30:10 2020 +0530
ath10k: Fix error handling in case of CE pipe init failure
[ Upstream commit 31561e8557cd1eeba5806ac9ce820f8323b2201b ]
Currently if the copy engine pipe init fails for snoc based
chipsets, the rri is not freed.
Fix this error handling for copy engine pipe init
failure.
Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.3.1-01040-QCAHLSWMTPLZ-1
Fixes: 4945af5b264f ("ath10k: enable SRRI/DRRI support on ddr for WCN3990")
Signed-off-by: Rakesh Pillai <pillair@xxxxxxxxxxxxxx>
Reviewed-by: Brian Norris <briannorris@xxxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/1607713210-18320-1-git-send-email-pillair@xxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
index 63607c3b8e818..d4589b2ab3b6d 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -1039,12 +1039,13 @@ static int ath10k_snoc_hif_power_up(struct ath10k *ar,
ret = ath10k_snoc_init_pipes(ar);
if (ret) {
ath10k_err(ar, "failed to initialize CE: %d\n", ret);
- goto err_wlan_enable;
+ goto err_free_rri;
}
return 0;
-err_wlan_enable:
+err_free_rri:
+ ath10k_ce_free_rri(ar);
ath10k_snoc_wlan_disable(ar);
return ret;
