package/kernel/mac80211/patches/ath11k/0059-wifi-ath11k-print-a-warning-when-crypto_alloc_shash-.patch

   1 From a87a9110ac0dcbfd9458b6665c141fa1c16a669d Mon Sep 17 00:00:00 2001
   2 From: Kalle Valo <quic_kvalo@quicinc.com>
   3 Date: Wed, 5 Apr 2023 12:04:25 +0300
   4 Subject: [PATCH] wifi: ath11k: print a warning when crypto_alloc_shash() fails
   5
   6 Christoph reported that ath11k failed to initialise when michael_mic.ko
   7 module was not installed. To make it easier to notice that case print a
   8 warning when crypto_alloc_shash() fails.
   9
  10 Compile tested only.
  11
  12 Reported-by: Christoph Hellwig <hch@lst.de>
  13 Link: https://lore.kernel.org/all/20221130133016.GC3055@lst.de/
  14 Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
  15 Link: https://lore.kernel.org/r/20230405090425.1351-1-kvalo@kernel.org
  16 ---
  17  drivers/net/wireless/ath/ath11k/dp_rx.c | 5 ++++-
  18  1 file changed, 4 insertions(+), 1 deletion(-)
  19
  20 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c
  21 +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c
  22 @@ -3106,8 +3106,11 @@ int ath11k_peer_rx_frag_setup(struct ath
  23         int i;
  24
  25         tfm = crypto_alloc_shash("michael_mic", 0, 0);
  26 -       if (IS_ERR(tfm))
  27 +       if (IS_ERR(tfm)) {
  28 +               ath11k_warn(ab, "failed to allocate michael_mic shash: %ld\n",
  29 +                           PTR_ERR(tfm));
  30                 return PTR_ERR(tfm);
  31 +       }
  32
  33         spin_lock_bh(&ab->base_lock);
  34