From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: drivers/net/ethernet/korina.c:1235 korina_open() warn: 'lp->rx_irq' from request_irq() not released on lines: 1229.
Date: Sat, 03 Oct 2026 09:40:16 +0200 [thread overview]
Message-ID: <202610030925.IEUthiBx-lkp@intel.com> (raw)
Unfiltered warning: this smatch report is sent as-is and has not been
reviewed for false positives, so please treat it with due skepticism.
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Yang Wen <anmuxixixi@gmail.com>
CC: Namjae Jeon <linkinjeon@kernel.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e767a4ea70a3992c37ed604157d32f0dfbf9b1e3
commit: 27af3392196ddfa4c212f4c883b9964a6dcd5f95 exfat: fix truncated volume labels returned by FS_IOC_GETFSLABEL
date: 8 weeks ago
:::::: branch date: 7 hours ago
:::::: commit date: 8 weeks ago
config: m68k-randconfig-r2202-20261003 (https://download.01.org/0day-ci/archive/20261003/202610030925.IEUthiBx-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 11.5.0
smatch: v0.5.0-9187-g5189e3fb
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Fixes: 27af3392196d ("exfat: fix truncated volume labels returned by FS_IOC_GETFSLABEL")
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202610030925.IEUthiBx-lkp@intel.com/
smatch warnings:
drivers/net/ethernet/korina.c:1235 korina_open() warn: 'lp->rx_irq' from request_irq() not released on lines: 1229.
vim +1235 drivers/net/ethernet/korina.c
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1197
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1198 static int korina_open(struct net_device *dev)
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1199 {
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1200 struct korina_private *lp = netdev_priv(dev);
e3152ab901bcec drivers/net/korina.c Francois Romieu 2008-04-20 1201 int ret;
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1202
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1203 /* Initialize */
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1204 ret = korina_init(dev);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1205 if (ret < 0) {
f16aea4d201018 drivers/net/korina.c Phil Sutter 2009-08-12 1206 printk(KERN_ERR "%s: cannot open device\n", dev->name);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1207 goto out;
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1208 }
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1209
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1210 /* Install the interrupt handler
7ce103b4cbb20b drivers/net/ethernet/korina.c Roman Yeryomin 2017-09-17 1211 * that handles the Done Finished */
a0607fd3a25ba1 drivers/net/korina.c Joe Perches 2009-11-18 1212 ret = request_irq(lp->rx_irq, korina_rx_dma_interrupt,
2414fe16ddf557 drivers/net/ethernet/korina.c Michael Opdenacker 2013-09-07 1213 0, "Korina ethernet Rx", dev);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1214 if (ret < 0) {
f16aea4d201018 drivers/net/korina.c Phil Sutter 2009-08-12 1215 printk(KERN_ERR "%s: unable to get Rx DMA IRQ %d\n",
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1216 dev->name, lp->rx_irq);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1217 goto err_release;
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1218 }
a0607fd3a25ba1 drivers/net/korina.c Joe Perches 2009-11-18 1219 ret = request_irq(lp->tx_irq, korina_tx_dma_interrupt,
2414fe16ddf557 drivers/net/ethernet/korina.c Michael Opdenacker 2013-09-07 1220 0, "Korina ethernet Tx", dev);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1221 if (ret < 0) {
f16aea4d201018 drivers/net/korina.c Phil Sutter 2009-08-12 1222 printk(KERN_ERR "%s: unable to get Tx DMA IRQ %d\n",
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1223 dev->name, lp->tx_irq);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1224 goto err_free_rx_irq;
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1225 }
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1226
4d5ef9f0f58804 drivers/net/korina.c Florian Fainelli 2009-05-28 1227 mod_timer(&lp->media_check_timer, jiffies + 1);
751c2e47550274 drivers/net/korina.c Francois Romieu 2008-04-20 1228 out:
751c2e47550274 drivers/net/korina.c Francois Romieu 2008-04-20 1229 return ret;
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1230
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1231 err_free_rx_irq:
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1232 free_irq(lp->rx_irq, dev);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1233 err_release:
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1234 korina_free_ring(dev);
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 @1235 goto out;
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1236 }
ef11291bcd5f96 drivers/net/korina.c Florian Fainelli 2008-03-19 1237
:::::: The code at line 1235 was first introduced by commit
:::::: ef11291bcd5f963c72e7ba5952be3e3c97463d2c Add support the Korina (IDT RC32434) Ethernet MAC
:::::: TO: Florian Fainelli <florian.fainelli@telecomint.eu>
:::::: CC: Jeff Garzik <jeff@garzik.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-10-03 7:41 UTC|newest]
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