[PATCH] scsi: hpsa.c: Cleaning up code clarification using strlcpy

[Rickard Strandqvist]

Code clarification using strlcpy instead of strncpy.
And removed unnecessary memset

Signed-off-by: Rickard Strandqvist <rickard_strandqv...@spectrumdigital.se>
---
 drivers/scsi/hpsa.c |   16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 31184b3..814d64d 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -315,16 +315,15 @@ static ssize_t host_store_hp_ssd_smart_path_status(struct 
device *dev,
                                         struct device_attribute *attr,
                                         const char *buf, size_t count)
 {
-       int status, len;
+       int status;
        struct ctlr_info *h;
        struct Scsi_Host *shost = class_to_shost(dev);
        char tmpbuf[10];
 
        if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))
                return -EACCES;
-       len = count > sizeof(tmpbuf) - 1 ? sizeof(tmpbuf) - 1 : count;
-       strncpy(tmpbuf, buf, len);
-       tmpbuf[len] = '\0';
+       strlcpy(tmpbuf, buf,
+               count > sizeof(tmpbuf) ? sizeof(tmpbuf) : count);
        if (sscanf(tmpbuf, "%d", &status) != 1)
                return -EINVAL;
        h = shost_to_hba(shost);
@@ -339,16 +338,15 @@ static ssize_t host_store_raid_offload_debug(struct 
device *dev,
                                         struct device_attribute *attr,
                                         const char *buf, size_t count)
 {
-       int debug_level, len;
+       int debug_level;
        struct ctlr_info *h;
        struct Scsi_Host *shost = class_to_shost(dev);
        char tmpbuf[10];
 
        if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))
                return -EACCES;
-       len = count > sizeof(tmpbuf) - 1 ? sizeof(tmpbuf) - 1 : count;
-       strncpy(tmpbuf, buf, len);
-       tmpbuf[len] = '\0';
+       strlcpy(tmpbuf, buf,
+               count > sizeof(tmpbuf) ? sizeof(tmpbuf) : count);
        if (sscanf(tmpbuf, "%d", &debug_level) != 1)
                return -EINVAL;
        if (debug_level < 0)
@@ -5881,8 +5879,8 @@ static int hpsa_controller_hard_reset(struct pci_dev 
*pdev,
 
 static void init_driver_version(char *driver_version, int len)
 {
-       memset(driver_version, 0, len);
        strncpy(driver_version, HPSA " " HPSA_DRIVER_VERSION, len - 1);
+       driver_version[len - 1] = '\0';
 }
 
 static int write_driver_ver_to_cfgtable(struct CfgTable __iomem *cfgtable)
-- 
1.7.10.4

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