drivers/message/i2o/i2o_config.c: use memdup_user

[safe/jmp/linux-2.6] / drivers / message / i2o / i2o_config.c

diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c
index d33693c..c4b117f 100644 (file)
--- a/drivers/message/i2o/i2o_config.c
+++ b/drivers/message/i2o/i2o_config.c
@@ -186,14 +186,9 @@ static int i2o_cfg_parms(unsigned long arg, unsigned int type)
        if (!dev)
                return -ENXIO;
 
-       ops = kmalloc(kcmd.oplen, GFP_KERNEL);
-       if (!ops)
-               return -ENOMEM;
-
-       if (copy_from_user(ops, kcmd.opbuf, kcmd.oplen)) {
-               kfree(ops);
-               return -EFAULT;
-       }
+       ops = memdup_user(kcmd.opbuf, kcmd.oplen);
+       if (IS_ERR(ops))
+               return PTR_ERR(ops);
 
        /*
         * It's possible to have a _very_ large table