diff options
author | Alex Shi <alex.shi@linaro.org> | 2016-05-24 12:17:46 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2016-05-24 12:17:46 +0800 |
commit | b5db8c3eefa4d7b7ca7934610356969fa1a4547b (patch) | |
tree | fb2cc37b4da4b4611eb9920789a130a6c41af1e7 /drivers/infiniband/hw/qib/qib_file_ops.c | |
parent | 14c737514d0953f05e91103c05e975b3b5c1e469 (diff) | |
parent | 6c1be3bf831c5b1f2ba51425315287df2c350633 (diff) |
Merge branch 'linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-androidlsk-v3.18-16.05-android
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 b15e34eeef68..3ab8229b1d8c 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/delay.h> #include <linux/export.h> +#include <rdma/ib.h> + #include "qib.h" #include "qib_common.h" #include "qib_user_sdma.h" @@ -2058,6 +2060,9 @@ 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; |