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serial: Use ARRAY_SIZE instead of reinventing it 

Signed-off-by: Axel Lin <axel.lin@ingics.com>
This commit is contained in:
Axel Lin 2013-06-23 00:46:41 +08:00 committed by Tom Rini
parent 4d98b5c8a5
commit 9935175f50
1 changed files with 2 additions and 3 deletions
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5
drivers/serial/serial.c
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@ -37,7 +37,6 @@ static struct serial_device *serial_current;
* Table with supported baudrates (defined in config_xyz.h)
*/
static const unsigned long baudrate_table[] = CONFIG_SYS_BAUDRATE_TABLE;
#define N_BAUDRATES (sizeof(baudrate_table) / sizeof(baudrate_table[0]))
/**
* serial_null() - Void registration routine of a serial driver
@ -74,11 +73,11 @@ static int on_baudrate(const char *name, const char *value, enum env_op op,
if (gd->baudrate == baudrate)
return 0;
for (i = 0; i < N_BAUDRATES; ++i) {
for (i = 0; i < ARRAY_SIZE(baudrate_table); ++i) {
if (baudrate == baudrate_table[i])
break;
}
if (i == N_BAUDRATES) {
if (i == ARRAY_SIZE(baudrate_table)) {
if ((flags & H_FORCE) == 0)
printf("## Baudrate %d bps not supported\n",
baudrate);