Date: Thu, 5 Sep 2019 09:20:15 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r351838 - stable/12/sys/compat/linuxkpi/common/src Message-ID: <201909050920.x859KFbD016740@repo.freebsd.org>
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Author: hselasky Date: Thu Sep 5 09:20:15 2019 New Revision: 351838 URL: https://svnweb.freebsd.org/changeset/base/351838 Log: MFC r347387: Fix memory leak of PCI BUS structure in the LinuxKPI. Sponsored by: Mellanox Technologies Modified: stable/12/sys/compat/linuxkpi/common/src/linux_pci.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/compat/linuxkpi/common/src/linux_pci.c ============================================================================== --- stable/12/sys/compat/linuxkpi/common/src/linux_pci.c Thu Sep 5 09:04:48 2019 (r351837) +++ stable/12/sys/compat/linuxkpi/common/src/linux_pci.c Thu Sep 5 09:20:15 2019 (r351838) @@ -171,12 +171,10 @@ linux_pci_attach(device_t dev) pdev->dev.irq = LINUX_IRQ_INVALID; pdev->irq = pdev->dev.irq; - if (pdev->bus == NULL) { - pbus = malloc(sizeof(*pbus), M_DEVBUF, M_WAITOK | M_ZERO); - pbus->self = pdev; - pbus->number = pci_get_bus(dev); - pdev->bus = pbus; - } + pbus = malloc(sizeof(*pbus), M_DEVBUF, M_WAITOK | M_ZERO); + pbus->self = pdev; + pbus->number = pci_get_bus(dev); + pdev->bus = pbus; spin_lock(&pci_lock); list_add(&pdev->links, &pci_devices); @@ -184,6 +182,7 @@ linux_pci_attach(device_t dev) error = pdrv->probe(pdev, id); if (error) { + free(pdev->bus, M_DEVBUF); spin_lock(&pci_lock); list_del(&pdev->links); spin_unlock(&pci_lock); @@ -202,6 +201,7 @@ linux_pci_detach(device_t dev) pdev = device_get_softc(dev); pdev->pdrv->remove(pdev); + free(pdev->bus, M_DEVBUF); spin_lock(&pci_lock); list_del(&pdev->links);
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