Author: markj
Date: Mon Nov 30 20:53:45 2020
New Revision: 368194
URL: https://svnweb.freebsd.org/changeset/base/368194
Log:
qat: Initialize the crypto device ID to -1 instead of 0
Otherwise qat_detach() may attempt to deregister an unrelated crypto
driver if an error occurs in qat_attach() before crypto_get_driverid()
is called, since 0 is a valid driver ID.
MFC after: 3 days
Sponsored by: Rubicon Communications, LLC (Netgate)
Modified:
head/sys/dev/qat/qat.c
Modified: head/sys/dev/qat/qat.c
==============================================================================
--- head/sys/dev/qat/qat.c Mon Nov 30 20:53:25 2020 (r368193)
+++ head/sys/dev/qat/qat.c Mon Nov 30 20:53:45 2020 (r368194)
@@ -357,6 +357,7 @@ qat_attach(device_t dev)
sc->sc_dev = dev;
sc->sc_rev = pci_get_revid(dev);
+ sc->sc_crypto.qcy_cid = -1;
qatp = qat_lookup(dev);
memcpy(&sc->sc_hw, qatp->qatp_hw, sizeof(struct qat_hw));
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