[PATCH] scsi: mpt3sas: mpt3sas_base.c: Cleaning up missing null-terminate after strncpy call

[Rickard Strandqvist]

Added a guaranteed null-terminate after call to strncpy.

This was partly found using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
---
 drivers/scsi/mpt3sas/mpt3sas_base.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 0cf4f70..b9a74f4 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -2233,7 +2233,8 @@ _base_display_ioc_capabilities(struct MPT3SAS_ADAPTER *ioc)
 	u32 bios_version;
 
 	bios_version = le32_to_cpu(ioc->bios_pg3.BiosVersion);
-	strncpy(desc, ioc->manu_pg0.ChipName, 16);
+	strncpy(desc, ioc->manu_pg0.ChipName, sizeof(desc));
+	desc[sizeof(desc) - 1] = '\0';
 	pr_info(MPT3SAS_FMT "%s: FWVersion(%02d.%02d.%02d.%02d), "\
 	   "ChipRevision(0x%02x), BiosVersion(%02d.%02d.%02d.%02d)\n",
 	    ioc->name, desc,
-- 
1.7.10.4

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