target/ppc/kvm: Replace variable length array in kvmppc_save_htab()
To be able to compile QEMU with -Wvla (to prevent potential security
issues), we need to get rid of the variable length array in the
kvmppc_save_htab() function. Replace it with a heap allocation instead.
Message-ID: <20240221162636.173136-2-thuth@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
index 26fa9d0..e7e39c3 100644
--- a/target/ppc/kvm.c
+++ b/target/ppc/kvm.c
@@ -2688,7 +2688,7 @@
int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns)
{
int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME);
- uint8_t buf[bufsize];
+ g_autofree uint8_t *buf = g_malloc(bufsize);
ssize_t rc;
do {
