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| author | Konstantin Belousov <kib@FreeBSD.org> | 2022-09-18 11:49:57 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2022-09-24 16:41:22 +0000 |
| commit | 70385088cafaab3365c5243f22b8fc9c712c1fde (patch) | |
| tree | 3f62b41502bdbb382f16256ec3f251899b93acc1 | |
| parent | 2ac083f60f8c9ce361c3daf691c60486459d87ae (diff) | |
| download | src-70385088cafaab3365c5243f22b8fc9c712c1fde.tar.gz src-70385088cafaab3365c5243f22b8fc9c712c1fde.zip | |
UFS: disallow truncation to set file size past RLIMIT_FSIZE
This is mandated by POSIX.
PR: 164793
Reviewed by: asomers, jah, markj
Tested by: pho
Sponsored by: The FreeBSD Foundation
MFC after: 2 weeks
Differential revision: https://reviews.freebsd.org/D36625
| -rw-r--r-- | sys/ufs/ufs/ufs_vnops.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/ufs/ufs/ufs_vnops.c b/sys/ufs/ufs/ufs_vnops.c index cf101ae50750..9ea38bc149a5 100644 --- a/sys/ufs/ufs/ufs_vnops.c +++ b/sys/ufs/ufs/ufs_vnops.c @@ -755,6 +755,9 @@ ufs_setattr( */ return (0); } + error = vn_rlimit_trunc(vap->va_size, td); + if (error != 0) + return (error); if ((error = UFS_TRUNCATE(vp, vap->va_size, IO_NORMAL | ((vap->va_vaflags & VA_SYNC) != 0 ? IO_SYNC : 0), cred)) != 0) |