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--- a/lib/kobject_uevent.c
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+++ b/lib/kobject_uevent.c
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@@ -40,9 +40,22 @@
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char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
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static DEFINE_SPINLOCK(sequence_lock);
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#if defined(CONFIG_NET)
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-static struct sock *uevent_sock;
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+struct sock *uevent_sock = NULL;
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+EXPORT_SYMBOL_GPL(uevent_sock);
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#endif
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+u64 uevent_next_seqnum(void)
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+{
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+ u64 seq;
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+
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+ spin_lock(&sequence_lock);
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+ seq = ++uevent_seqnum;
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+ spin_unlock(&sequence_lock);
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+
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+ return seq;
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+}
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+EXPORT_SYMBOL_GPL(uevent_next_seqnum);
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+
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/**
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* kobject_uevent_env - send an uevent with environmental data
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*
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@@ -159,9 +172,7 @@
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}
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/* we will send an event, request a new sequence number */
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- spin_lock(&sequence_lock);
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- seq = ++uevent_seqnum;
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- spin_unlock(&sequence_lock);
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+ seq = uevent_next_seqnum();
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sprintf(seq_buff, "SEQNUM=%llu", (unsigned long long)seq);
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#if defined(CONFIG_NET)
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