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maint: avoid useless "if (foo) free(foo)" pattern

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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>
This commit is contained in:
Daniel P. Berrange 2015-08-26 12:17:18 +01:00 • committed by Michael Tokarev
parent 4595a48a10
commit ef1e1e0782
20 changed files with 39 additions and 93 deletions
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4
hw/usb/hcd-xhci.c
View file

@ -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;