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[PATCH 1/1] mpt3sas: Fix - Remove cpumask_clear for zalloc_cpumask_var and dont free free_cpu_mask_var before reply_q

Started bySuganath prabu Subramani <suganath-prabu.subramani@broadcom.com>
First post2016-02-11 10:40 +0100
Last post2016-02-11 16:10 +0100
Articles 2 — 2 participants

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  [PATCH 1/1] mpt3sas: Fix - Remove cpumask_clear for zalloc_cpumask_var and dont free free_cpu_mask_var before reply_q Suganath prabu Subramani <suganath-prabu.subramani@broadcom.com> - 2016-02-11 10:40 +0100
    Re: [PATCH 1/1] mpt3sas: Fix - Remove cpumask_clear for zalloc_cpumask_var and dont free free_cpu_mask_var before reply_q "Martin K. Petersen" <martin.petersen@oracle.com> - 2016-02-11 16:10 +0100

#1331783 — [PATCH 1/1] mpt3sas: Fix - Remove cpumask_clear for zalloc_cpumask_var and dont free free_cpu_mask_var before reply_q

FromSuganath prabu Subramani <suganath-prabu.subramani@broadcom.com>
Date2016-02-11 10:40 +0100
Subject[PATCH 1/1] mpt3sas: Fix - Remove cpumask_clear for zalloc_cpumask_var and dont free free_cpu_mask_var before reply_q
Message-ID<r0VTd-6SY-5@gated-at.bofh.it>
From: Suganath prabu Subramani <suganath-prabu.subramani@broadcom.com>

Removed cpumask_clear as it is not required for zalloc_cpumask_var and
free free_cpumask_var before freeing reply_q.

Signed-off-by: Suganath prabu Subramani <suganath-prabu.subramani@broadcom.com>
Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
---
 drivers/scsi/mpt3sas/mpt3sas_base.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index c0a9d97..afdb13a 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -1855,7 +1855,6 @@ _base_request_irq(struct MPT3SAS_ADAPTER *ioc, u8 index, u32 vector)
 			kfree(reply_q);
 			return -ENOMEM;
 		}
-		cpumask_clear(reply_q->affinity_hint);
 	}
 
 	atomic_set(&reply_q->busy, 0);
@@ -1870,8 +1869,8 @@ _base_request_irq(struct MPT3SAS_ADAPTER *ioc, u8 index, u32 vector)
 	if (r) {
 		pr_err(MPT3SAS_FMT "unable to allocate interrupt %d!\n",
 		    reply_q->name, vector);
-		kfree(reply_q);
 		free_cpumask_var(reply_q->affinity_hint);
+		kfree(reply_q);
 		return -EBUSY;
 	}
 
-- 
1.8.3.1

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#1332129

From"Martin K. Petersen" <martin.petersen@oracle.com>
Date2016-02-11 16:10 +0100
Message-ID<r112y-23q-1@gated-at.bofh.it>
In reply to#1331783
>>>>> "Suganath" == Suganath prabu Subramani <suganath-prabu.subramani@broadcom.com> writes:

Suganath> Removed cpumask_clear as it is not required for
Suganath> zalloc_cpumask_var and free free_cpumask_var before freeing
Suganath> reply_q.

Applied to 4.6/scsi-queue.

However, next time please submit two patches, one for each issue.

-- 
Martin K. Petersen	Oracle Linux Engineering

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