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| author | Neel Natu <neel@FreeBSD.org> | 2013-04-13 05:11:21 +0000 |
|---|---|---|
| committer | Neel Natu <neel@FreeBSD.org> | 2013-04-13 05:11:21 +0000 |
| commit | 26d66b9d585c9204f196dbd0f1c25774a1ca4317 (patch) | |
| tree | 26669c74e9bd685776fb44d8f4d3287dd07e96e8 | |
| parent | 933c7bc907469df9b81b2972e106cca3ac5528a0 (diff) | |
| download | src-26d66b9d585c9204f196dbd0f1c25774a1ca4317.tar.gz src-26d66b9d585c9204f196dbd0f1c25774a1ca4317.zip | |
Use the MAKEDEV_CHECKNAME flag to check for an invalid device name and return
an error instead of panicking.
Obtained from: NetApp
Notes
Notes:
svn path=/head/; revision=249435
| -rw-r--r-- | sys/amd64/vmm/vmm_dev.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/amd64/vmm/vmm_dev.c b/sys/amd64/vmm/vmm_dev.c index 7608d5ca0b7c..4a3c4cdb66f2 100644 --- a/sys/amd64/vmm/vmm_dev.c +++ b/sys/amd64/vmm/vmm_dev.c @@ -497,8 +497,12 @@ sysctl_vmm_create(SYSCTL_HANDLER_ARGS) return (EEXIST); } - sc->cdev = make_dev(&vmmdevsw, 0, UID_ROOT, GID_WHEEL, 0600, - "vmm/%s", buf); + error = make_dev_p(MAKEDEV_CHECKNAME, &sc->cdev, &vmmdevsw, NULL, + UID_ROOT, GID_WHEEL, 0600, "vmm/%s", buf); + if (error != 0) { + vmmdev_destroy(sc, TRUE); + return (error); + } sc->cdev->si_drv1 = sc; return (0); |