[sorry - mail config screwup caused this to bounce for the more restrictive
of the recipient addresses, including the mailing lists, so resending again]
On Mon, Oct 29, 2007 at 06:28:36PM +0100, Jiri Kosina wrote:
>
> > Would something like this work?
>
> Yes, I think that this patch is in principle fine, modulo the redundant
> NULL-ptr checks.
Thanks everyone with helping me to get this right! Which I hope this one is :-)
/D
[PATCH] hidinput_connect ignores retval from input_register_device
signed-off-by: Dirk Hohndel <[email protected]>
---
drivers/hid/hid-input.c | 18 ++++++++++++++----
1 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index dd332f2..aa9b52d 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -1152,7 +1152,7 @@ int hidinput_connect(struct hid_device *hid)
kfree(hidinput);
input_free_device(input_dev);
err_hid("Out of memory during hid input probe");
- return -1;
+ goto out_unwind;
}
input_set_drvdata(input_dev, hid);
@@ -1186,15 +1186,25 @@ int hidinput_connect(struct hid_device *hid)
* UGCI) cram a lot of unrelated inputs into the
* same interface. */
hidinput->report = report;
- input_register_device(hidinput->input);
+ if (input_register_device(hidinput->input))
+ goto out_cleanup;
hidinput = NULL;
}
}
- if (hidinput)
- input_register_device(hidinput->input);
+ if (hidinput && input_register_device(hidinput->input))
+ goto out_cleanup;
return 0;
+
+out_cleanup:
+ input_free_device(hidinput->input);
+ kfree(hidinput);
+out_unwind:
+ /* unwind the ones we already registered */
+ hidinput_disconnect(hid);
+
+ return -1;
}
EXPORT_SYMBOL_GPL(hidinput_connect);
--
gitgui.0.8.4.g8d863
-
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