fix reentrancy bug in arcmsr_get_iop_{r,w}qbuffer()

[Al Viro <viro@ftp.linux.org.uk>]

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

-
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