Date: Wed, 20 Dec 2006 09:22:32 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern vfs_bio.c Message-ID: <200612200922.kBK9MWXq024475@repoman.freebsd.org>
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kib 2006-12-20 09:22:32 UTC
FreeBSD src repository
Modified files:
sys/kern vfs_bio.c
Log:
In rev. 1.514, iodone on async buffer may happen before code checks the
vnode v_flag. For cluster buffers this would result in dereferencing NULL
b_vp. To prevent the panic, cache relevant vnode flag before calling
bstrategy.
Reported by: Peter Holm, kris
Tested by: Peter Holm
Reviewed by: tegge
Pointy hat to: kib
Revision Changes Path
1.515 +9 -2 src/sys/kern/vfs_bio.c
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