diff options
| author | Gonglei <arei.gonglei@huawei.com> | 2014-08-11 21:00:52 +0800 |
|---|---|---|
| committer | Michael Tokarev <mjt@tls.msk.ru> | 2014-08-15 18:54:06 +0400 |
| commit | d0657b2aab6f2a342aae2897e41d10061a9a6992 (patch) | |
| tree | 089fa37202d2689061295f0228db7ec1ad17737d | |
| parent | 2bb0020cf97c938f8339c76fa8a0da6353e8d27e (diff) | |
| download | qemu-d0657b2aab6f2a342aae2897e41d10061a9a6992.tar.gz | |
usb: don't use 'Yoda conditions'
imitate nearby code about using '!value' or 'value == NULL'
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
| -rw-r--r-- | hw/usb/dev-audio.c | 2 | ||||
| -rw-r--r-- | hw/usb/dev-mtp.c | 4 | ||||
| -rw-r--r-- | hw/usb/hcd-ehci.c | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/hw/usb/dev-audio.c b/hw/usb/dev-audio.c index bfebfe90f3..7b9957b3c3 100644 --- a/hw/usb/dev-audio.c +++ b/hw/usb/dev-audio.c @@ -371,7 +371,7 @@ static void output_callback(void *opaque, int avail) return; } data = streambuf_get(&s->out.buf); - if (NULL == data) { + if (!data) { return; } AUD_write(s->out.voice, data, USBAUDIO_PACKET_SIZE); diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c index 384d4a5ac5..0820046906 100644 --- a/hw/usb/dev-mtp.c +++ b/hw/usb/dev-mtp.c @@ -832,7 +832,7 @@ static void usb_mtp_command(MTPState *s, MTPControl *c) return; } data_in = usb_mtp_get_object(s, c, o); - if (NULL == data_in) { + if (data_in == NULL) { usb_mtp_queue_result(s, RES_GENERAL_ERROR, c->trans, 0, 0, 0); return; @@ -851,7 +851,7 @@ static void usb_mtp_command(MTPState *s, MTPControl *c) return; } data_in = usb_mtp_get_partial_object(s, c, o); - if (NULL == data_in) { + if (data_in == NULL) { usb_mtp_queue_result(s, RES_GENERAL_ERROR, c->trans, 0, 0, 0); return; diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c index a00a93c3eb..448e0073dd 100644 --- a/hw/usb/hcd-ehci.c +++ b/hw/usb/hcd-ehci.c @@ -1596,7 +1596,7 @@ static EHCIQueue *ehci_state_fetchqh(EHCIState *ehci, int async) entry = ehci_get_fetch_addr(ehci, async); q = ehci_find_queue_by_qh(ehci, entry, async); - if (NULL == q) { + if (q == NULL) { q = ehci_alloc_queue(ehci, entry, async); } |