[PATCH] drivers/scsi/*: use time_after() and friends

They deal with wrapping correctly and are nicer to read.

Signed-off-by: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c
index 1c459343292b..5bf83cbca868 100644
--- a/drivers/scsi/BusLogic.c
+++ b/drivers/scsi/BusLogic.c
@@ -41,6 +41,7 @@
 #include <linux/stat.h>
 #include <linux/pci.h>
 #include <linux/spinlock.h>
+#include <linux/jiffies.h>
 #include <scsi/scsicam.h>
 
 #include <asm/dma.h>
@@ -2896,7 +2897,7 @@ static int BusLogic_QueueCommand(struct scsi_cmnd *Command, void (*CompletionRou
                  */
                 if (HostAdapter->ActiveCommands[TargetID] == 0)
                         HostAdapter->LastSequencePoint[TargetID] = jiffies;
-                else if (jiffies - HostAdapter->LastSequencePoint[TargetID] > 4 * HZ) {
+                else if (time_after(jiffies, HostAdapter->LastSequencePoint[TargetID] + 4 * HZ)) {
                         HostAdapter->LastSequencePoint[TargetID] = jiffies;
                         QueueTag = BusLogic_OrderedQueueTag;
                 }