diff options
Diffstat (limited to 'kernel/drivers/infiniband/core/ucma.c')
| -rw-r--r-- | kernel/drivers/infiniband/core/ucma.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/drivers/infiniband/core/ucma.c b/kernel/drivers/infiniband/core/ucma.c index 8b5a934e1..886f61ea6 100644 --- a/kernel/drivers/infiniband/core/ucma.c +++ b/kernel/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; |