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[PATCH 1/3] target/ppc/kvm: Replace variable length array in kvmppc_save
From: |
Thomas Huth |
Subject: |
[PATCH 1/3] target/ppc/kvm: Replace variable length array in kvmppc_save_htab() |
Date: |
Wed, 21 Feb 2024 17:26:34 +0100 |
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.
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
target/ppc/kvm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
index 26fa9d0575..e7e39c3091 100644
--- a/target/ppc/kvm.c
+++ b/target/ppc/kvm.c
@@ -2688,7 +2688,7 @@ int kvmppc_get_htab_fd(bool write, uint64_t index, Error
**errp)
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 {
--
2.43.2