diff options
| author | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
| commit | 912bc6ae3de99c7bada4577d4341ace4ee59b5be (patch) | |
| tree | 28fd1a4bb9e4b05aa833285b46df169f12c0e24d /fs/xfs | |
| parent | d37dc42ab6f040b8f0f2962ab219c5b2accf748d (diff) | |
| parent | 091438dd5668396328a3419abcbc6591159eb8d1 (diff) | |
| download | op-kernel-dev-912bc6ae3de99c7bada4577d4341ace4ee59b5be.zip op-kernel-dev-912bc6ae3de99c7bada4577d4341ace4ee59b5be.tar.gz | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl.c | 23 | ||||
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl32.c | 12 |
2 files changed, 11 insertions, 24 deletions
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c index d0b4994..34eaab6 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl.c +++ b/fs/xfs/linux-2.6/xfs_ioctl.c @@ -489,17 +489,12 @@ xfs_attrmulti_attr_set( if (len > XATTR_SIZE_MAX) return EINVAL; - kbuf = kmalloc(len, GFP_KERNEL); - if (!kbuf) - return ENOMEM; - - if (copy_from_user(kbuf, ubuf, len)) - goto out_kfree; + kbuf = memdup_user(ubuf, len); + if (IS_ERR(kbuf)) + return PTR_ERR(kbuf); error = xfs_attr_set(XFS_I(inode), name, kbuf, len, flags); - out_kfree: - kfree(kbuf); return error; } @@ -540,20 +535,16 @@ xfs_attrmulti_by_handle( if (!size || size > 16 * PAGE_SIZE) goto out_dput; - error = ENOMEM; - ops = kmalloc(size, GFP_KERNEL); - if (!ops) + ops = memdup_user(am_hreq.ops, size); + if (IS_ERR(ops)) { + error = PTR_ERR(ops); goto out_dput; - - error = EFAULT; - if (copy_from_user(ops, am_hreq.ops, size)) - goto out_kfree_ops; + } attr_name = kmalloc(MAXNAMELEN, GFP_KERNEL); if (!attr_name) goto out_kfree_ops; - error = 0; for (i = 0; i < am_hreq.opcount; i++) { ops[i].am_error = strncpy_from_user(attr_name, diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c index c70c4e3..0882d16 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl32.c +++ b/fs/xfs/linux-2.6/xfs_ioctl32.c @@ -427,20 +427,16 @@ xfs_compat_attrmulti_by_handle( if (!size || size > 16 * PAGE_SIZE) goto out_dput; - error = ENOMEM; - ops = kmalloc(size, GFP_KERNEL); - if (!ops) + ops = memdup_user(compat_ptr(am_hreq.ops), size); + if (IS_ERR(ops)) { + error = PTR_ERR(ops); goto out_dput; - - error = EFAULT; - if (copy_from_user(ops, compat_ptr(am_hreq.ops), size)) - goto out_kfree_ops; + } attr_name = kmalloc(MAXNAMELEN, GFP_KERNEL); if (!attr_name) goto out_kfree_ops; - error = 0; for (i = 0; i < am_hreq.opcount; i++) { ops[i].am_error = strncpy_from_user(attr_name, |
