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Use g_new() & friends where that makes obvious sense

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g_new(T, n) is neater than g_malloc(sizeof(T) * n).  It's also safer,
for two reasons.  One, it catches multiplication overflowing size_t.
Two, it returns T * rather than void *, which lets the compiler catch
more type errors.

This commit only touches allocations with size arguments of the form
sizeof(T).

Patch created mechanically with:

    $ spatch --in-place --sp-file scripts/coccinelle/use-g_new-etc.cocci \
	     --macro-file scripts/cocci-macro-file.h FILES...

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20220315144156.1595462-4-armbru@redhat.com>
Reviewed-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
This commit is contained in:
Markus Armbruster
2022-03-15 15:41:56 +01:00
parent 1366244ab6
commit b21e238037
102 changed files with 195 additions and 200 deletions
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2
contrib/vhost-user-gpu/vhost-user-gpu.c
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@@ -455,7 +455,7 @@ vg_create_mapping_iov(VuGpu *g,
return -1;
}
*iov = g_malloc0(sizeof(struct iovec) * ab->nr_entries);
*iov = g_new0(struct iovec, ab->nr_entries);
for (i = 0; i < ab->nr_entries; i++) {
uint64_t len = ents[i].length;
(*iov)[i].iov_len = ents[i].length;