From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Davidlohr Bueso A." Date: Fri, 07 Aug 2009 18:39:53 +0000 Subject: [PATCH] drivers/scsi: Check NULL for kmalloc() return Message-Id: <20090807183953.GA22286@fencepost.gnu.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-scsi@vger.kernel.org, kernel-janitors@vger.kernel.org Verify that ch->dt is not NULL before using it: ch-dt[elem] = value; Signed-off-by: Davidlohr Bueso --- drivers/scsi/ch.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c index 7b1633a..96cbd20 100644 --- a/drivers/scsi/ch.c +++ b/drivers/scsi/ch.c @@ -353,6 +353,10 @@ ch_readconfig(scsi_changer *ch) /* look up the devices of the data transfer elements */ ch->dt = kmalloc(ch->counts[CHET_DT]*sizeof(struct scsi_device), GFP_KERNEL); + + if (!ch->dt) + return -ENOMEM; + for (elem = 0; elem < ch->counts[CHET_DT]; elem++) { id = -1; lun = 0;