diff options
author | Kevin Hilman <khilman@linaro.org> | 2015-10-13 16:30:38 -0700 |
---|---|---|
committer | Kevin Hilman <khilman@linaro.org> | 2015-10-13 16:30:38 -0700 |
commit | 575afa2b6b9b628766618f3da6c7289ab32f5661 (patch) | |
tree | d4a23ddffc524e15b9a68b1aefa44da967fe7dd8 /fs/cifs/ioctl.c | |
parent | c765e5c15e7d23d2b8b37fafdafc63c0ea75fabf (diff) | |
parent | 1230ae0e99e05ced8a945a1a2c5762ce5c6c97c9 (diff) |
Merge tag 'v3.14.54' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into linux-linaro-lsk-v3.14lsk-v3.14-15.10
This is the 3.14.54 stable release
* tag 'v3.14.54' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable: (115 commits)
Linux 3.14.54
NVMe: Initialize device reference count earlier
udf: Check length of extended attributes and allocation descriptors
x86/nmi/64: Use DF to avoid userspace RSP confusing nested NMI detection
x86/nmi/64: Reorder nested NMI checks
x86/nmi/64: Improve nested NMI comments
x86/nmi/64: Switch stacks on userspace NMI entry
x86/nmi/64: Remove asm code that saves CR2
x86/nmi: Enable nested do_nmi() handling for 64-bit kernels
Revert "iio: bmg160: IIO_BUFFER and IIO_TRIGGERED_BUFFER are required"
net: gso: use feature flag argument in all protocol gso handlers
bna: fix interrupts storm caused by erroneous packets
udp: fix dst races with multicast early demux
rds: fix an integer overflow test in rds_info_getsockopt()
packet: missing dev_put() in packet_do_bind()
fib_rules: fix fib rule dumps across multiple skbs
openvswitch: Zero flows on allocation.
sctp: fix race on protocol/netns initialization
netlink, mmap: transform mmap skb into full skb on taps
net/ipv6: Correct PIM6 mrt_lock handling
...
Diffstat (limited to 'fs/cifs/ioctl.c')
-rw-r--r-- | fs/cifs/ioctl.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c index dfc95646b88c..31df9bceedca 100644 --- a/fs/cifs/ioctl.c +++ b/fs/cifs/ioctl.c @@ -67,6 +67,12 @@ static long cifs_ioctl_clone(unsigned int xid, struct file *dst_file, goto out_drop_write; } + if (src_file.file->f_op->unlocked_ioctl != cifs_ioctl) { + rc = -EBADF; + cifs_dbg(VFS, "src file seems to be from a different filesystem type\n"); + goto out_fput; + } + if ((!src_file.file->private_data) || (!dst_file->private_data)) { rc = -EBADF; cifs_dbg(VFS, "missing cifsFileInfo on copy range src file\n"); |