From: Al Viro <viro@ftp.linux.org.uk>
To: torvalds@linux-foundation.org
Cc: nick.cheng@areca.com.tw, linux-kernel@vger.kernel.org,
linux-scsi@vger.kernel.org
Subject: fix reentrancy bug in arcmsr_get_iop_{r,w}qbuffer()
Date: Mon, 29 Oct 2007 05:08:58 +0000 [thread overview]
Message-ID: <E1ImMry-0003TZ-Pw@ZenIV.linux.org.uk> (raw)
doh...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
drivers/scsi/arcmsr/arcmsr_hba.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index acbc50f..d466a2d 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -1095,7 +1095,7 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
{
- static struct QBUFFER __iomem *qbuffer;
+ struct QBUFFER __iomem *qbuffer = NULL;
switch (acb->adapter_type) {
@@ -1116,7 +1116,7 @@ struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
static struct QBUFFER __iomem *arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb)
{
- static struct QBUFFER __iomem *pqbuffer;
+ struct QBUFFER __iomem *pqbuffer = NULL;
switch (acb->adapter_type) {
--
1.5.3.GIT
reply other threads:[~2007-10-29 5:09 UTC|newest]
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