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nfc: st21nfca: Drop unneeded null check in st21nfca_tx_work()

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Variable 'info' is obtained via container_of() of struct work_struct, so
it cannot be NULL.  Simplify the code and solve Smatch warning:

  drivers/nfc/st21nfca/dep.c:119 st21nfca_tx_work() warn: can 'info' even be NULL?

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250104142043.116045-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2025-01-04 15:20:43 +01:00 • committed by Jakub Kicinski
parent 3c89a986bb
commit 21a8a77abb
1 changed files with 8 additions and 10 deletions
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18
drivers/nfc/st21nfca/dep.c
View file

@ -116,18 +116,16 @@ static void st21nfca_tx_work(struct work_struct *work)
struct nfc_dev *dev;
struct sk_buff *skb;
if (info) {
dev = info->hdev->ndev;
skb = info->dep_info.tx_pending;
dev = info->hdev->ndev;
skb = info->dep_info.tx_pending;
device_lock(&dev->dev);
device_lock(&dev->dev);
nfc_hci_send_cmd_async(info->hdev, ST21NFCA_RF_READER_F_GATE,
ST21NFCA_WR_XCHG_DATA, skb->data, skb->len,
info->async_cb, info);
device_unlock(&dev->dev);
kfree_skb(skb);
}
nfc_hci_send_cmd_async(info->hdev, ST21NFCA_RF_READER_F_GATE,
ST21NFCA_WR_XCHG_DATA, skb->data, skb->len,
info->async_cb, info);
device_unlock(&dev->dev);
kfree_skb(skb);
}
static void st21nfca_im_send_pdu(struct st21nfca_hci_info *info,