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path: root/drivers/infiniband/hw/qib/qib_file_ops.c
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Diffstat (limited to 'drivers/infiniband/hw/qib/qib_file_ops.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_file_ops.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 382466a90da7..9396c1807cc3 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -893,7 +893,7 @@ bail:
/*
* qib_file_vma_fault - handle a VMA page fault.
*/
-static int qib_file_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+static int qib_file_vma_fault(struct vm_fault *vmf)
{
struct page *page;
@@ -2066,8 +2066,11 @@ 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)))
+ if (!ib_safe_file_access(fp)) {
+ pr_err_once("qib_write: process %d (%s) changed security contexts after opening file descriptor, this is not allowed.\n",
+ task_tgid_vnr(current), current->comm);
return -EACCES;
+ }
if (count < sizeof(cmd.type)) {
ret = -EINVAL;