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[Qemu-devel] [PATCH 1/2] net: truncate output file when using dump backe


From: Hervé Poussineau
Subject: [Qemu-devel] [PATCH 1/2] net: truncate output file when using dump backend
Date: Sun, 6 Nov 2011 22:52:04 +0100

Signed-off-by: Hervé Poussineau <address@hidden>
---
 net/dump.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/dump.c b/net/dump.c
index 0d0cbb2..8132411 100644
--- a/net/dump.c
+++ b/net/dump.c
@@ -106,7 +106,7 @@ static int net_dump_init(VLANState *vlan, const char 
*device,
     DumpState *s;
     int fd;
 
-    fd = open(filename, O_CREAT | O_WRONLY | O_BINARY, 0644);
+    fd = open(filename, O_CREAT | O_TRUNC | O_WRONLY | O_BINARY, 0644);
     if (fd < 0) {
         error_report("-net dump: can't open %s", filename);
         return -1;
-- 
1.7.6.3



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