diff options
| author | Chris Mason <clm@fb.com> | 2016-05-17 14:43:19 -0700 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2016-05-17 14:43:19 -0700 |
| commit | c315ef8d9db7f1a0ebd023a395ebdfde1c68057e (patch) | |
| tree | 501e1fc558de9e56b78e457aa928fa255e660486 /drivers/infiniband/hw/qib/qib_file_ops.c | |
| parent | a88336d13c66fc171f336c6332fcb67339894e08 (diff) | |
| parent | 5f9a8a51d8b95505d8de8b7191ae2ed8c504d4af (diff) | |
Merge branch 'for-chris-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/fdmanana/linux into for-linus-4.7
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_file_ops.c')
| -rw-r--r-- | drivers/infiniband/hw/qib/qib_file_ops.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index e449e394963f..24f4a782e0f4 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -45,6 +45,8 @@ #include <linux/export.h> #include <linux/uio.h> +#include <rdma/ib.h> + #include "qib.h" #include "qib_common.h" #include "qib_user_sdma.h" @@ -2067,6 +2069,9 @@ static ssize_t qib_write(struct file *fp, const char __user *data, ssize_t ret = 0; void *dest; + if (WARN_ON_ONCE(!ib_safe_file_access(fp))) + return -EACCES; + if (count < sizeof(cmd.type)) { ret = -EINVAL; goto bail; |