qla2xxx: Remove use of 'struct timeval'
authorTina Ruchandani <ruchandani.tina@gmail.com>
Mon, 25 Jan 2016 22:00:20 +0000 (23:00 +0100)
committerMartin K. Petersen <martin.petersen@oracle.com>
Fri, 15 Apr 2016 20:53:18 +0000 (16:53 -0400)
struct register_host_info stores a 64-bit UTC system time timestamp.
This patch removes the use of 'struct timeval' to obtain that timestamp
as its tv_sec value will overflow on 32-bit systems in year 2038 beyond.
The patch uses ktime_get_real_seconds() which returns a 64-bit seconds value.

Signed-off-by: Tina Ruchandani <ruchandani.tina@gmail.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Acked-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/qla2xxx/qla_mr.c

index b5029e543b918b33802ae5b18c613d1363b209eb..15dff7099955b857d7a343661319ba9002cdea77 100644 (file)
@@ -6,6 +6,7 @@
  */
 #include "qla_def.h"
 #include <linux/delay.h>
+#include <linux/ktime.h>
 #include <linux/pci.h>
 #include <linux/ratelimit.h>
 #include <linux/vmalloc.h>
@@ -1812,7 +1813,6 @@ qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type)
        struct host_system_info *phost_info;
        struct register_host_info *preg_hsi;
        struct new_utsname *p_sysid = NULL;
-       struct timeval tv;
 
        sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
        if (!sp)
@@ -1886,8 +1886,7 @@ qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type)
                            p_sysid->domainname, DOMNAME_LENGTH);
                        strncpy(phost_info->hostdriver,
                            QLA2XXX_VERSION, VERSION_LENGTH);
-                       do_gettimeofday(&tv);
-                       preg_hsi->utc = (uint64_t)tv.tv_sec;
+                       preg_hsi->utc = (uint64_t)ktime_get_real_seconds();
                        ql_dbg(ql_dbg_init, vha, 0x0149,
                            "ISP%04X: Host registration with firmware\n",
                            ha->pdev->device);