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[Qemu-devel] [PATCH v2 16/17] net/dp8393x: repair can_receive() method


From: Hervé Poussineau
Subject: [Qemu-devel] [PATCH v2 16/17] net/dp8393x: repair can_receive() method
Date: Wed, 27 May 2015 14:19:59 +0200

Datasheet clearly says that RXDIS flag prevents reception, but says
nothing about a required presence of RXEN flag.

While at it, fix the style of the following if statement.

Signed-off-by: Hervé Poussineau <address@hidden>
---
 hw/net/dp8393x.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c
index 95a4d3d..b81036a 100644
--- a/hw/net/dp8393x.c
+++ b/hw/net/dp8393x.c
@@ -622,10 +622,12 @@ static int dp8393x_can_receive(NetClientState *nc)
 {
     dp8393xState *s = qemu_get_nic_opaque(nc);
 
-    if (!(s->regs[SONIC_CR] & SONIC_CR_RXEN))
+    if (s->regs[SONIC_CR] & SONIC_CR_RXDIS) {
         return 0;
-    if (s->regs[SONIC_ISR] & SONIC_ISR_RBE)
+    }
+    if (s->regs[SONIC_ISR] & SONIC_ISR_RBE) {
         return 0;
+    }
     return 1;
 }
 
-- 
2.1.4




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