[win-pv-devel] [PATCH 2/3] Avoid falling foul of stupid registry values

[Paul Durrant <pdurrant@xxxxxxxxx>]

Without this patch mistakenly setting 'FrontendMaxQueues' to 0 in the
registry will cause an unobvious BSOD.

Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
---
 src/xenvif/frontend.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/xenvif/frontend.c b/src/xenvif/frontend.c
index 9500a58..8f5a492 100644
--- a/src/xenvif/frontend.c
+++ b/src/xenvif/frontend.c
@@ -236,6 +236,9 @@ FrontendSetMaxQueues(
     if (NT_SUCCESS(status) && FrontendMaxQueues < Frontend->MaxQueues)
         Frontend->MaxQueues = FrontendMaxQueues;
 
+    if (Frontend->MaxQueues == 0)
+        Frontend->MaxQueues = 1;
+
     Info("%s: %u\n", __FrontendGetPath(Frontend), Frontend->MaxQueues);
 }
 
-- 
2.1.1


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