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d2b9f3b
2009 Jan 19
4
[Patch] Btrfs: use BTRFS_VOL_NAME_MAX for struct btrfs_ioctl_vol_args
...RFS_VOL_NAME_MAX 255
-#define BTRFS_PATH_NAME_MAX 4087
-/* this should be 4k */
struct btrfs_ioctl_vol_args {
__s64 fd;
- char name[BTRFS_PATH_NAME_MAX + 1];
+ char name[BTRFS_VOL_NAME_MAX + 1];
};
struct btrfs_ioctl_clone_range_args {
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index db9fb3b..5facdbf 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -593,7 +593,7 @@ static long btrfs_control_ioctl(struct file *file, unsigned int cmd,
ret = -EFAULT;
goto out;
}
- len = strnlen(vol->name, BTRFS_PATH_NAME_MAX);
+ len = strnlen(vol->name, BTRFS_VOL_NAME_MAX);
switch...