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| author | trhodes <trhodes@FreeBSD.org> | 2002-08-22 22:17:11 +0000 |
|---|---|---|
| committer | trhodes <trhodes@FreeBSD.org> | 2002-08-22 22:17:11 +0000 |
| commit | 463419831e6ea6e94c187b5adcce377713794e17 (patch) | |
| tree | 8c773cfbe8df9d8f90e5c72908db508e443672e8 /sys/fs | |
| parent | 4e87117d72c7b2dac15e0d266e10bab7f0ad8111 (diff) | |
| download | FreeBSD-src-463419831e6ea6e94c187b5adcce377713794e17.zip FreeBSD-src-463419831e6ea6e94c187b5adcce377713794e17.tar.gz | |
Fix a bug where large msdos partitions were not handled correctly, and fix
a few fsck_msdosfs related 'issues'
PR: 28536, 30168
Submitted by: Jiangyi Liu <jyliu@163.net> && NetBSD
Approved by: rwatson (mentor)
Diffstat (limited to 'sys/fs')
| -rw-r--r-- | sys/fs/msdosfs/msdosfs_vfsops.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sys/fs/msdosfs/msdosfs_vfsops.c b/sys/fs/msdosfs/msdosfs_vfsops.c index f820b2a..cf68ec1 100644 --- a/sys/fs/msdosfs/msdosfs_vfsops.c +++ b/sys/fs/msdosfs/msdosfs_vfsops.c @@ -543,8 +543,14 @@ mountmsdosfs(devvp, mp, td, argp) } /* - * Check and validate (or perhaps invalidate?) the fsinfo structure? XXX + * Check and validate (or perhaps invalidate?) the fsinfo structure? */ + if (pmp->pm_fsinfo && pmp->pm_nxtfree > pmp->pm_maxcluster) { + printf("Next free cluster in FSInfo (%u) exceeds maxcluster (%u)\n", + pmp->pm_nxtfree, pmp->pm_maxcluster); + error = EINVAL; + goto error_exit; + } /* * Allocate memory for the bitmap of allocated clusters, and then |
