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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/sd/sdhci.c
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@ -1169,10 +1169,8 @@ static void sdhci_uninitfn(SDHCIState *s)
qemu_free_irq(s->eject_cb);
qemu_free_irq(s->ro_cb);
if (s->fifo_buffer) {
g_free(s->fifo_buffer);
s->fifo_buffer = NULL;
}
g_free(s->fifo_buffer);
s->fifo_buffer = NULL;
}
const VMStateDescription sdhci_vmstate = {