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mac802154: Fix possible double free upon parsing error
Commit4d1c7d8703
("mac802154: Move an skb free within the rx path") tried to simplify error handling within the receive path by moving the kfree_skb() call at the very end of the top-level function but missed one kfree_skb() called upon frame parsing error. Prevent this possible double free from happening. Fixes:4d1c7d8703
("mac802154: Move an skb free within the rx path") Reported-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/r/20221216235742.646134-1-miquel.raynal@bootlin.com Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
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@ -213,7 +213,6 @@ __ieee802154_rx_handle_packet(struct ieee802154_local *local,
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ret = ieee802154_parse_frame_start(skb, &hdr);
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if (ret) {
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pr_debug("got invalid frame\n");
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kfree_skb(skb);
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return;
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}
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