Blame SOURCES/0179-network-ifup.sh-Don-t-try-to-modprobe-ipv6-if-alread.patch

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From 962bb116632480313c4b5094e554926968d8b946 Mon Sep 17 00:00:00 2001
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From: Vasiliy Tolstov <v.tolstov@selfip.ru>
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Date: Mon, 26 May 2014 15:28:43 +0400
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Subject: [PATCH] network/ifup.sh: Don't try to modprobe ipv6, if already
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 available
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Signed-off-by: Vasiliy Tolstov <v.tolstov@selfip.ru>
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[Edited-by: Harald Hoyer]
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Simplified logic.
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(cherry picked from commit 28f3f537c4ffb101c26def41c9a6a0278f9b4437)
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---
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 modules.d/40network/ifup.sh | 1 +
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 1 file changed, 1 insertion(+)
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diff --git a/modules.d/40network/ifup.sh b/modules.d/40network/ifup.sh
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index fd84e4c..79127f2 100755
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--- a/modules.d/40network/ifup.sh
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+++ b/modules.d/40network/ifup.sh
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@@ -106,6 +106,7 @@ do_dhcp() {
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 }
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 load_ipv6() {
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+    [ -d /proc/sys/net/ipv6 ] && return
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     modprobe ipv6
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     i=0
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     while [ ! -d /proc/sys/net/ipv6 ]; do