Hello
I think strlen is unsafe here
Regards
YZ
diff -r 24c661119092 inode.c
--- a/inode.c Mon Sep 17 11:25:58 2007 -0400
+++ b/inode.c Thu Sep 20 22:25:34 2007 +0800
@@ -1985,7 +1988,7 @@ static int btrfs_ioctl_snap_create(struc
if (copy_from_user(&vol_args, arg, sizeof(vol_args)))
return -EFAULT;
- namelen = strlen(vol_args.name);
+ namelen = strnlen(vol_args.name, BTRFS_VOL_NAME_MAX + 1);
if (namelen > BTRFS_VOL_NAME_MAX)
return -EINVAL;
if (strchr(vol_args.name, '/'))
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