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Message-ID: <lsq.1374674565.820213649@decadent.org.uk>
Date: Wed, 24 Jul 2013 15:02:45 +0100
From: Ben Hutchings <ben@...adent.org.uk>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC: akpm@...ux-foundation.org,
"James Bottomley" <JBottomley@...allels.com>
Subject: [44/85] [SCSI] sd: Fix parsing of 'temporary ' cache mode prefix
3.2.49-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Ben Hutchings <ben@...adent.org.uk>
commit 2ee3e26c673e75c05ef8b914f54fadee3d7b9c88 upstream.
Commit 39c60a0948cc '[SCSI] sd: fix array cache flushing bug causing
performance problems' added temp as a pointer to "temporary " and used
sizeof(temp) - 1 as its length. But sizeof(temp) is the size of the
pointer, not the size of the string constant. Change temp to a static
array so that sizeof() does what was intended.
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
Signed-off-by: James Bottomley <JBottomley@...allels.com>
---
drivers/scsi/sd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -138,7 +138,7 @@ sd_store_cache_type(struct device *dev,
char *buffer_data;
struct scsi_mode_data data;
struct scsi_sense_hdr sshdr;
- const char *temp = "temporary ";
+ static const char temp[] = "temporary ";
int len;
if (sdp->type != TYPE_DISK)
--
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