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

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My Coccinelle semantic patch finds a few more, because it also fixes up
the equally pointless conditional

    if (foo) {
        free(foo);
        foo = NULL;
    }

Result (feel free to squash it into your patch):

Signed-off-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:
Markus Armbruster 2015-08-26 14:02:53 +02:00 • committed by Michael Tokarev
parent ef1e1e0782
commit 012aef0734
9 changed files with 20 additions and 40 deletions
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6
hw/usb/hcd-ehci-pci.c
View file

@ -95,10 +95,8 @@ static void usb_ehci_pci_exit(PCIDevice *dev)
usb_ehci_unrealize(s, DEVICE(dev), NULL);
if (s->irq) {
g_free(s->irq);
s->irq = NULL;
}
g_free(s->irq);
s->irq = NULL;
}
static void usb_ehci_pci_reset(DeviceState *dev)