patches/uClibc/0.9.30.1/190-fix-getaddrinfo-NULL-pointer-dereference.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Fri Sep 16 17:49:28 2011 +0200 (2011-09-16)
changeset 2674 8a612563c04c
permissions -rw-r--r--
docs/known-issues: add the infamous "mixed implicit and normal rules"

make-3.82 now refuses to have both normal and implicit rules in the
same definition, so document the issue with a known workaround.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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diff -Narup uClibc-0.9.30.1.orig/libc/inet/getaddrinfo.c uClibc-0.9.30.1/libc/inet/getaddrinfo.c
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--- uClibc-0.9.30.1.orig/libc/inet/getaddrinfo.c	2009-02-26 21:49:14.000000000 +0900
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+++ uClibc-0.9.30.1/libc/inet/getaddrinfo.c	2009-03-06 00:59:23.000000000 +0900
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@@ -187,6 +187,8 @@ static unsigned __check_pf(void)
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 		}
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 		for (runp = ifa; runp != NULL; runp = runp->ifa_next) {
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+			if (runp->ifa_addr == NULL)
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+				continue;
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 #if defined __UCLIBC_HAS_IPV4__
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 			if (runp->ifa_addr->sa_family == PF_INET)
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 				seen |= SEEN_IPV4;