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| author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 04:06:23 +0200 |
|---|---|---|
| committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 04:06:23 +0200 |
| commit | 3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a (patch) | |
| tree | 2e9e3c9f86387bdad3df86b8c48d76665bb44a27 /fs/nilfs2/ioctl.c | |
| parent | 15dfd0df63ce6847081d09b2bbd567cc0cc4eae1 (diff) | |
| download | kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.zip kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.tar.gz kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.tar.bz2 | |
merged more uncritical stuff from 3.2.72
Diffstat (limited to 'fs/nilfs2/ioctl.c')
| -rw-r--r-- | fs/nilfs2/ioctl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c index cee648e..2b5e695 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) { |