isicom: istallion prepare for lock_kernel pushdown
This is an ancient driver so just wrap it in lock_kernel internally and
be done.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c
index c645455..37dc3d2 100644
--- a/drivers/char/istallion.c
+++ b/drivers/char/istallion.c
@@ -4433,6 +4433,8 @@
done = 0;
rc = 0;
+ lock_kernel();
+
switch (cmd) {
case COM_GETPORTSTATS:
rc = stli_getportstats(NULL, argp);
@@ -4455,6 +4457,7 @@
done++;
break;
}
+ unlock_kernel();
if (done)
return rc;
@@ -4472,6 +4475,8 @@
if (brdp->state == 0)
return -ENODEV;
+ lock_kernel();
+
switch (cmd) {
case STL_BINTR:
EBRDINTR(brdp);
@@ -4494,6 +4499,7 @@
rc = -ENOIOCTLCMD;
break;
}
+ unlock_kernel();
return rc;
}
