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Make sure whether driver allocated resource before releasing it.

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This commit is contained in:
Pyun YongHyeon 2010-12-18 23:24:59 +00:00
parent f25c5972da
commit cd33cef723
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=216549
1 changed files with 4 additions and 2 deletions
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6
sys/dev/jme/if_jme.c
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@ -854,10 +854,12 @@ jme_detach(device_t dev)
}
}
bus_release_resources(dev, sc->jme_irq_spec, sc->jme_irq);
if (sc->jme_irq[0] != NULL)
bus_release_resources(dev, sc->jme_irq_spec, sc->jme_irq);
if ((sc->jme_flags & (JME_FLAG_MSIX | JME_FLAG_MSI)) != 0)
pci_release_msi(dev);
bus_release_resources(dev, sc->jme_res_spec, sc->jme_res);
if (sc->jme_res[0] != NULL)
bus_release_resources(dev, sc->jme_res_spec, sc->jme_res);
mtx_destroy(&sc->jme_mtx);
return (0);