From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jack Wang Subject: Re: [PATCH] scsi: pm8001: pm80xx_hwi.c: Cleaning up uninitialized variables Date: Thu, 26 Jun 2014 10:02:41 +0200 Message-ID: <53ABD3A1.10400@gmail.com> References: <1401628410-17824-1-git-send-email-rickard_strandqvist@spectrumdigital.se> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1401628410-17824-1-git-send-email-rickard_strandqvist@spectrumdigital.se> Sender: linux-kernel-owner@vger.kernel.org To: Rickard Strandqvist Cc: lindar_liu@usish.com, "James E.J. Bottomley" , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-scsi@vger.kernel.org Looks good, thanks Rickard. Acked-by: Jack Wang On 06/01/2014 03:13 PM, Rickard Strandqvist wrote: > There is a risk that the variable will be used without being initialized. > > This was largely found by using a static code analysis program called cppcheck. > > Signed-off-by: Rickard Strandqvist > --- > drivers/scsi/pm8001/pm80xx_hwi.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > > diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c > index d70587f..add019b 100644 > --- a/drivers/scsi/pm8001/pm80xx_hwi.c > +++ b/drivers/scsi/pm8001/pm80xx_hwi.c > @@ -948,7 +948,7 @@ static int > pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) > { > u32 scratch3_value; > - int ret; > + int ret = -1; > > /* Read encryption status from SCRATCH PAD 3 */ > scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3); > @@ -982,7 +982,7 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) > pm8001_ha->encrypt_info.status = 0xFFFFFFFF; > pm8001_ha->encrypt_info.cipher_mode = 0; > pm8001_ha->encrypt_info.sec_mode = 0; > - return 0; > + ret = 0; > } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) == > SCRATCH_PAD3_ENC_DIS_ERR) { > pm8001_ha->encrypt_info.status = > @@ -1004,7 +1004,6 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) > scratch3_value, pm8001_ha->encrypt_info.cipher_mode, > pm8001_ha->encrypt_info.sec_mode, > pm8001_ha->encrypt_info.status)); > - ret = -1; > } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) == > SCRATCH_PAD3_ENC_ENA_ERR) { > > @@ -1028,7 +1027,6 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) > scratch3_value, pm8001_ha->encrypt_info.cipher_mode, > pm8001_ha->encrypt_info.sec_mode, > pm8001_ha->encrypt_info.status)); > - ret = -1; > } > return ret; > } >