CC: [email protected] CC: [email protected] TO: Richard Cochran <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9fa88c5d3f5eae3e68ef20d226c3f13e21490668 commit: bad1eaa6ac312ffd7aa46dd5a4d9843b824aa023 ptp: Add a driver for InES time stamping IP core. date: 5 months ago :::::: branch date: 2 hours ago :::::: commit date: 5 months ago config: i386-randconfig-m021-20200607 (attached as .config) compiler: gcc-9 (Debian 9.3.0-13) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> smatch warnings: drivers/ptp/ptp_ines.c:664 ines_txtstamp() error: double unlocked 'port->lock' (orig line 652) # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bad1eaa6ac312ffd7aa46dd5a4d9843b824aa023 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git remote update linus git checkout bad1eaa6ac312ffd7aa46dd5a4d9843b824aa023 vim +664 drivers/ptp/ptp_ines.c bad1eaa6ac312f Richard Cochran 2019-12-25 644 bad1eaa6ac312f Richard Cochran 2019-12-25 645 static void ines_txtstamp(struct mii_timestamper *mii_ts, bad1eaa6ac312f Richard Cochran 2019-12-25 646 struct sk_buff *skb, int type) bad1eaa6ac312f Richard Cochran 2019-12-25 647 { bad1eaa6ac312f Richard Cochran 2019-12-25 648 struct ines_port *port = container_of(mii_ts, struct ines_port, mii_ts); bad1eaa6ac312f Richard Cochran 2019-12-25 649 struct sk_buff *old_skb = NULL; bad1eaa6ac312f Richard Cochran 2019-12-25 650 unsigned long flags; bad1eaa6ac312f Richard Cochran 2019-12-25 651 bad1eaa6ac312f Richard Cochran 2019-12-25 @652 if (!port->txts_enabled || ines_txts_onestep(port, skb, type)) { bad1eaa6ac312f Richard Cochran 2019-12-25 653 kfree_skb(skb); bad1eaa6ac312f Richard Cochran 2019-12-25 654 return; bad1eaa6ac312f Richard Cochran 2019-12-25 655 } bad1eaa6ac312f Richard Cochran 2019-12-25 656 bad1eaa6ac312f Richard Cochran 2019-12-25 657 spin_lock_irqsave(&port->lock, flags); bad1eaa6ac312f Richard Cochran 2019-12-25 658 bad1eaa6ac312f Richard Cochran 2019-12-25 659 if (port->tx_skb) bad1eaa6ac312f Richard Cochran 2019-12-25 660 old_skb = port->tx_skb; bad1eaa6ac312f Richard Cochran 2019-12-25 661 bad1eaa6ac312f Richard Cochran 2019-12-25 662 port->tx_skb = skb; bad1eaa6ac312f Richard Cochran 2019-12-25 663 bad1eaa6ac312f Richard Cochran 2019-12-25 @664 spin_unlock_irqrestore(&port->lock, flags); bad1eaa6ac312f Richard Cochran 2019-12-25 665 bad1eaa6ac312f Richard Cochran 2019-12-25 666 if (old_skb) bad1eaa6ac312f Richard Cochran 2019-12-25 667 kfree_skb(old_skb); bad1eaa6ac312f Richard Cochran 2019-12-25 668 bad1eaa6ac312f Richard Cochran 2019-12-25 669 schedule_delayed_work(&port->ts_work, 1); bad1eaa6ac312f Richard Cochran 2019-12-25 670 } bad1eaa6ac312f Richard Cochran 2019-12-25 671 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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