From: Dan Carpenter <error27-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>
Cc: Greg Kroah-Hartman <gregkh-l3A5Bk7waGM@public.gmane.org>,
"open list:DESIGNWARE USB3 D..."
<linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"open list:DESIGNWARE USB3 D..."
<linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [patch] dwc3: add a kfree() on error to dwc3_testmode_open()
Date: Fri, 26 Aug 2011 12:21:13 +0300 [thread overview]
Message-ID: <20110826092113.GO5975@shale.localdomain> (raw)
We may as well fix this potential leak so we don't have to listen to
the static checkers complain.
Signed-off-by: Dan Carpenter <error27-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
Btw. This function returns -EBUSY on success. Was that really what
you want?
diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index 432df53..dd861c4 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -445,8 +445,10 @@ static int dwc3_testmode_open(struct inode *inode, struct file *file)
if (!buf0)
return -ENOMEM;
buf1 = kmalloc(BUF_SIZE, GFP_KERNEL);
- if (!buf1)
+ if (!buf1) {
+ kfree(buf0);
return -ENOMEM;
+ }
memset(buf0, 0xaa, BUF_SIZE);
memset(buf1, 0x33, BUF_SIZE);
--
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next reply other threads:[~2011-08-26 9:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-26 9:21 Dan Carpenter [this message]
[not found] ` <20110826092113.GO5975-z0WHZYlhLlzP0Z7Jsv878P8+0UxHXcjY@public.gmane.org>
2011-08-26 9:43 ` [patch] dwc3: add a kfree() on error to dwc3_testmode_open() Felipe Balbi
2011-08-26 10:32 ` Sebastian Andrzej Siewior
2011-08-26 10:48 ` Felipe Balbi
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