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Code Issues Releases Activity

Since if_plip doesn't contain locking or run with INTR_MPSAFE, mark

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the interface as IFF_NEEDSGIANT so if_start is run holding Giant.
This commit is contained in:
Robert Watson 2004-08-13 23:32:17 +00:00
parent fc4af83ae9
commit 68c7bc6de8
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=133695
1 changed files with 2 additions and 1 deletions
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3
sys/dev/ppbus/if_plip.c
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@ -237,7 +237,8 @@ lp_attach (device_t dev)
ifp->if_softc = lp;
if_initname(ifp, device_get_name(dev), device_get_unit(dev));
ifp->if_mtu = LPMTU;
ifp->if_flags = IFF_SIMPLEX | IFF_POINTOPOINT | IFF_MULTICAST;
ifp->if_flags = IFF_SIMPLEX | IFF_POINTOPOINT | IFF_MULTICAST |
IFF_NEEDSGIANT;
ifp->if_ioctl = lpioctl;
ifp->if_output = lpoutput;
ifp->if_type = IFT_PARA;