From: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Date: Fri, 20 Aug 2010 07:29:47 +0000 (-0300)
Subject: i7core_edac: Check probe counter in i7core_remove
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=71fe01706d631513bdbd73381f4b76dacea5cf77;p=linux-beck.git

i7core_edac: Check probe counter in i7core_remove

Prevent i7core_remove from running multiple times.
Otherwise value proved will be negative and something will be wrong.

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index 2e2db3c083ed..472fa375f1eb 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -2092,6 +2092,12 @@ static void __devexit i7core_remove(struct pci_dev *pdev)
 	 */
 
 	mutex_lock(&i7core_edac_lock);
+
+	if (unlikely(!probed)) {
+		mutex_unlock(&i7core_edac_lock);
+		return;
+	}
+
 	list_for_each_entry(i7core_dev, &i7core_edac_list, list) {
 		mci = find_mci_by_dev(&i7core_dev->pdev[0]->dev);
 		if (unlikely(!mci || !mci->pvt_info)) {