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| author | Alex Shi <alex.shi@linaro.org> | 2016-05-24 12:17:46 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-05-24 12:17:46 +0800 |
| commit | b5db8c3eefa4d7b7ca7934610356969fa1a4547b (patch) | |
| tree | fb2cc37b4da4b4611eb9920789a130a6c41af1e7 /drivers/infiniband/core/ucm.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/core/ucm.c')
| -rw-r--r-- | drivers/infiniband/core/ucm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c index f2f63933e8a9..5befec118a18 100644 --- a/drivers/infiniband/core/ucm.c +++ b/drivers/infiniband/core/ucm.c @@ -48,6 +48,7 @@ #include <asm/uaccess.h> +#include <rdma/ib.h> #include <rdma/ib_cm.h> #include <rdma/ib_user_cm.h> #include <rdma/ib_marshall.h> @@ -1104,6 +1105,9 @@ static ssize_t ib_ucm_write(struct file *filp, const char __user *buf, struct ib_ucm_cmd_hdr hdr; ssize_t result; + if (WARN_ON_ONCE(!ib_safe_file_access(filp))) + return -EACCES; + if (len < sizeof(hdr)) return -EINVAL; |