* [PATCH] isicom: istallion prepare for lock_kernel pushdown
@ 2008-02-20 20:16 Alan Cox
0 siblings, 0 replies; only message in thread
From: Alan Cox @ 2008-02-20 20:16 UTC (permalink / raw)
To: akpm, linux-kernel
This is an ancient driver so just wrap it in lock_kernel internally and
be done.
Signed-off-by: Alan Cox <alan@redhat.com>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.25-rc2-mm1/drivers/char/istallion.c linux-2.6.25-rc2-mm1/drivers/char/istallion.c
--- linux.vanilla-2.6.25-rc2-mm1/drivers/char/istallion.c 2008-02-19 11:03:00.000000000 +0000
+++ linux-2.6.25-rc2-mm1/drivers/char/istallion.c 2008-02-20 11:45:50.000000000 +0000
@@ -4433,6 +4433,8 @@
done = 0;
rc = 0;
+ lock_kernel();
+
switch (cmd) {
case COM_GETPORTSTATS:
rc = stli_getportstats(NULL, argp);
@@ -4455,7 +4457,8 @@
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;
}
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2008-02-20 20:16 [PATCH] isicom: istallion prepare for lock_kernel pushdown Alan Cox
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