From: Dan Carpenter <dan.carpenter@oracle.com> To: Vinayak Holikatti <vinholikatti@gmail.com> Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [patch] scsi: ufs: silence uninitialized variable warning Date: Thu, 14 Apr 2016 12:37:03 +0300 [thread overview] Message-ID: <20160414093703.GI16549@mwanda> (raw) If ufshcd_dme_get() fails then "tx_lanes" can be uninitialized. I've initialized it to zero so that the rest of the function turns into a no-op in that situation. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index f8fa72c..6741d9e 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3038,7 +3038,9 @@ static int ufshcd_hba_enable(struct ufs_hba *hba) static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer) { - int tx_lanes, i, err = 0; + int tx_lanes = 0; + int err = 0; + int i; if (!peer) ufshcd_dme_get(hba, UIC_ARG_MIB(PA_CONNECTEDTXDATALANES),
WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com> To: Vinayak Holikatti <vinholikatti@gmail.com> Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [patch] scsi: ufs: silence uninitialized variable warning Date: Thu, 14 Apr 2016 09:37:03 +0000 [thread overview] Message-ID: <20160414093703.GI16549@mwanda> (raw) If ufshcd_dme_get() fails then "tx_lanes" can be uninitialized. I've initialized it to zero so that the rest of the function turns into a no-op in that situation. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index f8fa72c..6741d9e 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3038,7 +3038,9 @@ static int ufshcd_hba_enable(struct ufs_hba *hba) static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer) { - int tx_lanes, i, err = 0; + int tx_lanes = 0; + int err = 0; + int i; if (!peer) ufshcd_dme_get(hba, UIC_ARG_MIB(PA_CONNECTEDTXDATALANES),
next reply other threads:[~2016-04-14 9:37 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-04-14 9:37 Dan Carpenter [this message] 2016-04-14 9:37 ` [patch] scsi: ufs: silence uninitialized variable warning Dan Carpenter
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