From: Greg Kroah-Hartman <gregkh@suse.de>
To: linux-kernel@vger.kernel.org
Cc: Kay Sievers <kay.sievers@vrfy.org>, Greg Kroah-Hartman <gregkh@suse.de>
Subject: [PATCH 10/10] devtmpfs: unlock mutex in case of string allocation error
Date: Wed, 23 Dec 2009 11:52:43 -0800 [thread overview]
Message-ID: <1261597963-18323-10-git-send-email-gregkh@suse.de> (raw)
In-Reply-To: <20091223194955.GB18101@kroah.com>
From: Kay Sievers <kay.sievers@vrfy.org>
Reported-by: Kirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/devtmpfs.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index 278371c..090dd48 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -101,8 +101,10 @@ static int create_path(const char *nodepath)
/* parent directories do not exist, create them */
path = kstrdup(nodepath, GFP_KERNEL);
- if (!path)
- return -ENOMEM;
+ if (!path) {
+ err = -ENOMEM;
+ goto out;
+ }
s = path;
for (;;) {
s = strchr(s, '/');
@@ -117,6 +119,7 @@ static int create_path(const char *nodepath)
}
kfree(path);
}
+out:
mutex_unlock(&dirlock);
return err;
}
--
1.6.5.7
prev parent reply other threads:[~2009-12-23 19:55 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-23 19:49 [GIT PATCH] driver core patches for 2.6.33-git Greg KH
2009-12-23 19:52 ` [PATCH 01/10] devtmpfs: Convert dirlock to a mutex Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 02/10] vfs: get_sb_single() - do not pass options twice Greg Kroah-Hartman
2009-12-27 12:36 ` OGAWA Hirofumi
2009-12-30 18:05 ` Kay Sievers
2009-12-30 19:30 ` OGAWA Hirofumi
2009-12-23 19:52 ` [PATCH 03/10] Doc/stable rules: add new cherry-pick logic Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 04/10] Driver core: device_attribute parameters can often be const* Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 05/10] Driver core: bin_attribute " Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 06/10] Driver core: driver_attribute " Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 07/10] Driver-core: Fix bogus 0 error return in device_add() Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 08/10] driver core: Prevent reference to freed memory on error path Greg Kroah-Hartman
2009-12-23 19:52 ` [PATCH 09/10] Driver core: export platform_device_register_data as a GPL symbol Greg Kroah-Hartman
2009-12-23 19:52 ` Greg Kroah-Hartman [this message]
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