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gve: Properly handle errors in gve_assign_qpl

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Ignored errors would result in crash.

Fixes: ede3fcf5ec67f ("gve: Add support for raw addressing to the rx path")
Signed-off-by: Catherine Sullivan <csully@google.com>
Signed-off-by: Jeroen de Borst <jeroendb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Catherine Sullivan 2021-10-05 19:42:21 -07:00 committed by David S. Miller
parent 922aa9bcac
commit d4b111fda6
1 changed files with 7 additions and 1 deletions
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8
drivers/net/ethernet/google/gve/gve_rx.c
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@ -104,8 +104,14 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx)
if (!rx->data.page_info) if (!rx->data.page_info)
return -ENOMEM; return -ENOMEM;
if (!rx->data.raw_addressing) if (!rx->data.raw_addressing) {
rx->data.qpl = gve_assign_rx_qpl(priv); rx->data.qpl = gve_assign_rx_qpl(priv);
if (!rx->data.qpl) {
kvfree(rx->data.page_info);
rx->data.page_info = NULL;
return -ENOMEM;
}
}
for (i = 0; i < slots; i++) { for (i = 0; i < slots; i++) {
if (!rx->data.raw_addressing) { if (!rx->data.raw_addressing) {
struct page *page = rx->data.qpl->pages[i]; struct page *page = rx->data.qpl->pages[i];