* [PATCH] Btrfs: Check CAP_DAC_READ_SEARCH for BTRFS_IOC_INO_PATHS
@ 2013-01-28 11:33 Kusanagi Kouichi
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From: Kusanagi Kouichi @ 2013-01-28 11:33 UTC (permalink / raw)
To: linux-btrfs; +Cc: linux-kernel
CAP_DAC_READ_SEARCH overrides read and search permission check on
file and directory. It seems fit for BTRFS_IOC_INO_PATHS.
Signed-off-by: Kusanagi Kouichi <slash@ac.auone-net.jp>
---
fs/btrfs/ioctl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 5b22d45..2d6e3e1 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3286,7 +3286,7 @@ static long btrfs_ioctl_ino_to_path(struct btrfs_root *root, void __user *arg)
struct inode_fs_paths *ipath = NULL;
struct btrfs_path *path;
- if (!capable(CAP_SYS_ADMIN))
+ if (!capable(CAP_DAC_READ_SEARCH))
return -EPERM;
path = btrfs_alloc_path();
--
1.7.10.4
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2013-01-28 11:33 [PATCH] Btrfs: Check CAP_DAC_READ_SEARCH for BTRFS_IOC_INO_PATHS Kusanagi Kouichi
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