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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
qemu-char.c
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@ -2710,9 +2710,7 @@ static int tcp_set_msgfds(CharDriverState *chr, int *fds, int num)
TCPCharDriver *s = chr->opaque;
/* clear old pending fd array */
if (s->write_msgfds) {
g_free(s->write_msgfds);
}
g_free(s->write_msgfds);
if (num) {
s->write_msgfds = g_malloc(num * sizeof(int));