diff options
Diffstat (limited to 'kernel/drivers/staging/rdma/ipath/ipath_file_ops.c')
| -rw-r--r-- | kernel/drivers/staging/rdma/ipath/ipath_file_ops.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/drivers/staging/rdma/ipath/ipath_file_ops.c b/kernel/drivers/staging/rdma/ipath/ipath_file_ops.c index 13c3cd11a..05d30f433 100644 --- a/kernel/drivers/staging/rdma/ipath/ipath_file_ops.c +++ b/kernel/drivers/staging/rdma/ipath/ipath_file_ops.c @@ -45,6 +45,8 @@ #include <linux/uio.h> #include <asm/pgtable.h> +#include <rdma/ib.h> + #include "ipath_kernel.h" #include "ipath_common.h" #include "ipath_user_sdma.h" @@ -2243,6 +2245,9 @@ static ssize_t ipath_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; |