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misc: Use macro ARRAY_SIZE where possible 

This improves readability and simplifies the code.

Cc: Anthony Liguori <aliguori@amazon.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Stefan Weil 2013-12-07 14:48:04 +01:00 committed by Michael Tokarev
parent 2e0fc3a488
commit dff7424dc0
3 changed files with 4 additions and 5 deletions
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4
hw/audio/intel-hda.c
View File

@ -900,7 +900,7 @@ static const IntelHDAReg *intel_hda_reg_find(IntelHDAState *d, hwaddr addr)
{
const IntelHDAReg *reg;
if (addr >= sizeof(regtab)/sizeof(regtab[0])) {
if (addr >= ARRAY_SIZE(regtab)) {
goto noreg;
}
reg = regtab+addr;
@ -1025,7 +1025,7 @@ static void intel_hda_regs_reset(IntelHDAState *d)
uint32_t *addr;
int i;
for (i = 0; i < sizeof(regtab)/sizeof(regtab[0]); i++) {
for (i = 0; i < ARRAY_SIZE(regtab); i++) {
if (regtab[i].name == NULL) {
continue;
}

2
net/net.c
View File

@ -856,7 +856,7 @@ static int net_host_check_device(const char *device)
,"vde"
#endif
};
for (i = 0; i < sizeof(valid_param_list) / sizeof(char *); i++) {
for (i = 0; i < ARRAY_SIZE(valid_param_list); i++) {
if (!strncmp(valid_param_list[i], device,
strlen(valid_param_list[i])))
return 1;

3
qemu-char.c
View File

@ -1975,8 +1975,7 @@ static void win_stdio_wait_func(void *opaque)
DWORD dwSize;
int i;
ret = ReadConsoleInput(stdio->hStdIn, buf, sizeof(buf) / sizeof(*buf),
&dwSize);
ret = ReadConsoleInput(stdio->hStdIn, buf, ARRAY_SIZE(buf), &dwSize);
if (!ret) {
/* Avoid error storm */