[PATCH net v2 3/3] gve: Properly handle errors in gve_assign_qpl
From: Jeroen de Borst <hidden>
Date: 2021-10-06 02:42:56
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Catherine Sullivan <redacted>
Ignored errors would result in crash.
Fixes: ede3fcf5ec67f ("gve: Add support for raw addressing to the rx path")
Signed-off-by: Catherine Sullivan <redacted>
Signed-off-by: Jeroen de Borst <redacted>
---
drivers/net/ethernet/google/gve/gve_rx.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
index bb8261368250..94941d4e4744 100644
--- a/drivers/net/ethernet/google/gve/gve_rx.c
+++ b/drivers/net/ethernet/google/gve/gve_rx.c@@ -104,8 +104,14 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx) if (!rx->data.page_info) return -ENOMEM; - if (!rx->data.raw_addressing) + if (!rx->data.raw_addressing) { 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++) { if (!rx->data.raw_addressing) { struct page *page = rx->data.qpl->pages[i];
--
2.33.0.800.g4c38ced690-goog
v2: Removed empty line between Fixes and other tags.