[PATCH] drivers/net/*: use time_after() and friends
They deal with wrapping correctly and are nicer to read. Also make
jiffies-holding variables unsigned long.
Signed-off-by: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index e4188d0..9220de9 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -905,7 +905,7 @@
/* autoprobe baud rate */
tstart = jiffies;
i = 0;
- while ((signed)(jiffies-tstart-HZ/3) < 0) {
+ while (time_before(jiffies, tstart + HZ/3)) {
if (pp->ops->epp_read_addr(pp, &stat, 1, 0) != 1)
goto epptimeout;
if ((stat & (EPP_NRAEF|EPP_NRHF)) == EPP_NRHF) {
