From: Marcelo Feitoza Parisi <[email protected]>
Use of the time_after() macro, defined at linux/jiffies.h, which deal
with wrapping correctly and are nicer to read.
Signed-off-by: Marcelo Feitoza Parisi <[email protected]>
Signed-off-by: Domen Puncer <[email protected]>
---
lp.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletion(-)
Index: quilt/drivers/char/lp.c
===================================================================
--- quilt.orig/drivers/char/lp.c
+++ quilt/drivers/char/lp.c
@@ -128,6 +128,7 @@
#include <linux/console.h>
#include <linux/device.h>
#include <linux/wait.h>
+#include <linux/jiffies.h>
#include <linux/parport.h>
#undef LP_STATS
@@ -307,7 +308,7 @@ static ssize_t lp_write(struct file * fi
(LP_F(minor) & LP_ABORT));
#ifdef LP_STATS
- if (jiffies-lp_table[minor].lastcall > LP_TIME(minor))
+ if (time_after(jiffies, lp_table[minor].lastcall + LP_TIME(minor)))
lp_table[minor].runchars = 0;
lp_table[minor].lastcall = jiffies;
--
-
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