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authorDaniel P. Berrange <berrange@redhat.com>2015-08-26 12:17:18 +0100
committerMichael Tokarev <mjt@tls.msk.ru>2015-09-11 10:21:38 +0300
commitef1e1e0782e99c9dcf2b35e5310cdd8ca9211374 (patch)
tree0b0f9a746055b66019016ed2d8e4ff9df7d79a8c /hw/usb/hcd-xhci.c
parent4595a48a10e576638795950b61957f83d2ed09b4 (diff)
maint: avoid useless "if (foo) free(foo)" pattern
The free() and g_free() functions both happily accept NULL on any platform QEMU builds on. As such putting a conditional 'if (foo)' check before calls to 'free(foo)' merely serves to bloat the lines of code. Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'hw/usb/hcd-xhci.c')
-rw-r--r--hw/usb/hcd-xhci.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index c673bed4c4..1c57e20e70 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -1453,9 +1453,7 @@ static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report)
t->running_retry = 0;
killed = 1;
}
- if (t->trbs) {
- g_free(t->trbs);
- }
+ g_free(t->trbs);
t->trbs = NULL;
t->trb_count = t->trb_alloced = 0;