From: Jesper Juhl <jj@chaosbits.net>
Date: Sun, 26 Dec 2010 21:14:01 +0000 (+0100)
Subject: [SCSI] mptfusion: Fix memory leak in mptctl_getiocinfo()
X-Git-Tag: firefly_0821_release~7613^2~2168^2~143
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=efee0bd9b272b0dae1c7fb1bb0be75606c8fa6f8;p=firefly-linux-kernel-4.4.55.git

[SCSI] mptfusion: Fix memory leak in mptctl_getiocinfo()

A 'kfree(karg)' is missing in a failure path in
mptctl.c::mptctl_getiocinfo() which can cause a memory leak.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: "Desai, Kashyap" <Kashyap.Desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
---

diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index a3856ed90aef..1dcc13a52c7e 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -1307,8 +1307,10 @@ mptctl_getiocinfo (unsigned long arg, unsigned int data_size)
 	else
 		karg->adapterType = MPT_IOCTL_INTERFACE_SCSI;
 
-	if (karg->hdr.port > 1)
+	if (karg->hdr.port > 1) {
+		kfree(karg);
 		return -EINVAL;
+	}
 	port = karg->hdr.port;
 
 	karg->port = port;