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

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

View file

@ -234,10 +234,8 @@ static int fifo_empty_elements_number(Exynos4210UartFIFO *q)
static void fifo_reset(Exynos4210UartFIFO *q)
{
if (q->data != NULL) {
g_free(q->data);
q->data = NULL;
}
g_free(q->data);
q->data = NULL;
q->data = (uint8_t *)g_malloc0(q->size);