Acquire udbinfo lock after call to soreserve() rather than before, as it
is not required. This simplifies error-handling, and reduces the time that this lock is held. MFC after: 1 month
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=159198
@ -962,12 +962,10 @@ udp_attach(struct socket *so, int proto, struct thread *td)
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inp = sotoinpcb(so);
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KASSERT(inp == NULL, ("udp_attach: inp != NULL"));
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INP_INFO_WLOCK(&udbinfo);
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error = soreserve(so, udp_sendspace, udp_recvspace);
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if (error) {
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INP_INFO_WUNLOCK(&udbinfo);
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if (error)
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return error;
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}
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INP_INFO_WLOCK(&udbinfo);
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error = in_pcballoc(so, &udbinfo, "udpinp");
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if (error) {
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INP_INFO_WUNLOCK(&udbinfo);
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