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cmd/cgo: compare malloc return value to NULL instead of literal 0

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Follow the pattern used in the other _cgoPREFIX_Cfunc* functions. This
also avoids a -Wzero-as-null-pointer-constant warning when compiling
with g++.

Change-Id: I95ac8842df048105f4c738f3603136d9cfa2dfdc
Reviewed-on: https://go-review.googlesource.com/c/go/+/664916
Auto-Submit: Keith Randall <khr@golang.org>
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: David Chase <drchase@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
Tobias Klauser 2025-05-28 11:26:17 +02:00 • committed by Gopher Robot
parent cae45167b7
commit 8587ba272e
1 changed files with 1 additions and 1 deletions
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2
src/cmd/cgo/out.go
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@ -1812,7 +1812,7 @@ void _cgoPREFIX_Cfunc__Cmalloc(void *v) {
void *ret;
_cgo_tsan_acquire();
ret = malloc(a->p0);
if (ret == 0 && a->p0 == 0) {
if (ret == NULL && a->p0 == 0) {
ret = malloc(1);
}
a->r1 = ret;