created | 2019-10-19T04:13:03Z |
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begin | 2019-08-01T15:00:00Z |
end | 2019-08-01T18:00:00Z |
path | src/sys |
commits | 1 |
date | 2019-08-01T15:09:25Z | |||
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author | bluhm | |||
files | src/sys/kern/kern_unveil.c | log | diff | annotate |
message |
In ufs_lookup() *vpp is always refcounted, also in the ISDOTDOT case even if *vpp == vdp. So in unveil_find_cover() it is wrong to skip dereferencing if parent == vp. This fixes an umount(8) device busy error when unveil(2) and chroot(2) are used together on a file system. reported by Matthias Pitzl; OK deraadt@ |