From: Philippe Mathieu-Daudé <phi...@redhat.com> The compiler isn't clever enough to figure 'min_buf_size' is a constant, so help it by using a definitions instead.
Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com> Acked-by: Jason Wang <jasow...@redhat.com> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> Message-id: 20220819153931.3147384-6-peter.mayd...@linaro.org --- hw/net/e1000e_core.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c index 208e3e0d798..82aa61fedcd 100644 --- a/hw/net/e1000e_core.c +++ b/hw/net/e1000e_core.c @@ -1622,15 +1622,16 @@ e1000e_rx_fix_l4_csum(E1000ECore *core, struct NetRxPkt *pkt) } } +/* Min. octets in an ethernet frame sans FCS */ +#define MIN_BUF_SIZE 60 + ssize_t e1000e_receive_iov(E1000ECore *core, const struct iovec *iov, int iovcnt) { static const int maximum_ethernet_hdr_len = (14 + 4); - /* Min. octets in an ethernet frame sans FCS */ - static const int min_buf_size = 60; uint32_t n = 0; - uint8_t min_buf[min_buf_size]; + uint8_t min_buf[MIN_BUF_SIZE]; struct iovec min_iov; uint8_t *filter_buf; size_t size, orig_size; -- 2.25.1