X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=drivers%2Finfiniband%2Fcore%2Fuverbs_main.c;h=31f422a70623a5df98f94acc90a6f6a2d598c2bc;hb=e6bd18f57aad1a2d1ef40e646d03ed0f2515c9e3;hp=28ba2cc815355e332dd9877178f38e76784cbcc6;hpb=fcab86add71623e3963d7565c0d61bb9d99aea7c;p=cascardo%2Flinux.git

diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 28ba2cc81535..31f422a70623 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -48,6 +48,8 @@
 
 #include <asm/uaccess.h>
 
+#include <rdma/ib.h>
+
 #include "uverbs.h"
 
 MODULE_AUTHOR("Roland Dreier");
@@ -709,6 +711,9 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
 	int srcu_key;
 	ssize_t ret;
 
+	if (WARN_ON_ONCE(!ib_safe_file_access(filp)))
+		return -EACCES;
+
 	if (count < sizeof hdr)
 		return -EINVAL;