aboutsummaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorDmitry Torokhov <dtor_core@ameritech.net>2005-09-06 15:19:20 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:57:58 -0700
commita956f4ca3ede0a77e307f504e4a98554047b44ff (patch)
tree3a5c4c8256ed6e81f97aae6841f90f115de8cc26 /drivers
parent98b7777331d4344821e900040da5d1d3016d9e67 (diff)
[PATCH] smsc-ircc2: drop DIM macro in favor of ARRAY_SIZE
IRDA: smsc-ircc2 - remove home-grown DIM macro, use ARRAY_SIZE intead. Also fix out-of-bound array access. Signed-off-by: Dmitry Torokhov <dtor@mail.ru> Cc: Jean Tourrilhes <jt@hpl.hp.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/irda/smsc-ircc2.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c
index ab3ff0cd043..a5090ddb0d0 100644
--- a/drivers/net/irda/smsc-ircc2.c
+++ b/drivers/net/irda/smsc-ircc2.c
@@ -163,7 +163,6 @@ struct smsc_ircc_cb {
/* Constants */
static const char *driver_name = "smsc-ircc2";
-#define DIM(x) (sizeof(x)/(sizeof(*(x))))
#define SMSC_IRCC2_C_IRDA_FALLBACK_SPEED 9600
#define SMSC_IRCC2_C_DEFAULT_TRANSCEIVER 1
#define SMSC_IRCC2_C_NET_TIMEOUT 0
@@ -240,7 +239,7 @@ static smsc_transceiver_t smsc_transceivers[] =
{ "ATC IRMode", smsc_ircc_set_transceiver_smsc_ircc_atc, smsc_ircc_probe_transceiver_smsc_ircc_atc },
{ NULL, NULL }
};
-#define SMSC_IRCC2_C_NUMBER_OF_TRANSCEIVERS (DIM(smsc_transceivers)-1)
+#define SMSC_IRCC2_C_NUMBER_OF_TRANSCEIVERS (ARRAY_SIZE(smsc_transceivers) - 1)
/* SMC SuperIO chipsets definitions */
@@ -400,7 +399,7 @@ static int __init smsc_ircc_open(unsigned int fir_base, unsigned int sir_base, u
goto err_out;
err = -ENOMEM;
- if (dev_count > DIM(dev_self)) {
+ if (dev_count >= ARRAY_SIZE(dev_self)) {
IRDA_WARNING("%s(), too many devices!\n", __FUNCTION__);
goto err_out1;
}