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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-09 09:39:13 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-09 09:39:13 +0200
commit10ee08292028d3d22d201a34ba7d24a085818cb3 (patch)
treecf3bff48a7eab154574355f00a4b4f27dc85ff11 /drivers/infiniband/core/ucma.c
parent7da4b8b7378790dd1e4af1bb7522863127fa1438 (diff)
parent44549e8f5eea4e0a41b487b63e616cb089922b99 (diff)
downloadlinux-stable-10ee08292028d3d22d201a34ba7d24a085818cb3.tar.gz
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Merge 4.6-rc7 into tty-next
We want the pty fixes in here as well so that patches can build on it. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband/core/ucma.c')
-rw-r--r--drivers/infiniband/core/ucma.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index dd3bcceadfde..c0f3826abb30 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -1574,6 +1574,9 @@ static ssize_t ucma_write(struct file *filp, const char __user *buf,
struct rdma_ucm_cmd_hdr hdr;
ssize_t ret;
+ if (WARN_ON_ONCE(!ib_safe_file_access(filp)))
+ return -EACCES;
+
if (len < sizeof(hdr))
return -EINVAL;