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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 13:56:44 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 13:56:44 +0100 |
| commit | 4045407fd7740642b18bc802e8bab064e79a61e5 (patch) | |
| tree | 9412a38886bfad562bc5897c6e4c23bb88703204 /fs/nilfs2/ioctl.c | |
| parent | Merge branch 'restart-cleanup' into restart (diff) | |
| parent | Merge branch 'for-russell' of git://hansjkoch.de/git/linux-tcc into HEAD (diff) | |
| download | linux-4045407fd7740642b18bc802e8bab064e79a61e5.tar.xz linux-4045407fd7740642b18bc802e8bab064e79a61e5.zip | |
Merge branch 'restart-cleanup' into restart
Conflicts:
arch/arm/kernel/setup.c
Diffstat (limited to 'fs/nilfs2/ioctl.c')
| -rw-r--r-- | fs/nilfs2/ioctl.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c index 41d6743d303c..ac258beeda3c 100644 --- a/fs/nilfs2/ioctl.c +++ b/fs/nilfs2/ioctl.c @@ -625,6 +625,9 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp, if (argv[n].v_nmembs > nsegs * nilfs->ns_blocks_per_segment) goto out_free; + if (argv[n].v_nmembs >= UINT_MAX / argv[n].v_size) + goto out_free; + len = argv[n].v_size * argv[n].v_nmembs; base = (void __user *)(unsigned long)argv[n].v_base; if (len == 0) { @@ -842,6 +845,19 @@ long nilfs_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) case FS_IOC32_GETVERSION: cmd = FS_IOC_GETVERSION; break; + case NILFS_IOCTL_CHANGE_CPMODE: + case NILFS_IOCTL_DELETE_CHECKPOINT: + case NILFS_IOCTL_GET_CPINFO: + case NILFS_IOCTL_GET_CPSTAT: + case NILFS_IOCTL_GET_SUINFO: + case NILFS_IOCTL_GET_SUSTAT: + case NILFS_IOCTL_GET_VINFO: + case NILFS_IOCTL_GET_BDESCS: + case NILFS_IOCTL_CLEAN_SEGMENTS: + case NILFS_IOCTL_SYNC: + case NILFS_IOCTL_RESIZE: + case NILFS_IOCTL_SET_ALLOC_RANGE: + break; default: return -ENOIOCTLCMD; } |