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-rw-r--r--net/net.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/net.c b/net/net.c
index 0bec096d75..ec984bf782 100644
--- a/net/net.c
+++ b/net/net.c
@@ -690,9 +690,13 @@ static ssize_t nc_sendv_compat(NetClientState *nc, const struct iovec *iov,
buffer = iov[0].iov_base;
offset = iov[0].iov_len;
} else {
- buf = g_new(uint8_t, NET_BUFSIZE);
+ offset = iov_size(iov, iovcnt);
+ if (offset > NET_BUFSIZE) {
+ return -1;
+ }
+ buf = g_malloc(offset);
buffer = buf;
- offset = iov_to_buf(iov, iovcnt, 0, buf, NET_BUFSIZE);
+ offset = iov_to_buf(iov, iovcnt, 0, buf, offset);
}
if (flags & QEMU_NET_PACKET_FLAG_RAW && nc->info->receive_raw) {