patches/uClibc/0.9.30.1/190-fix-getaddrinfo-NULL-pointer-dereference.patch
author Zhenqiang Chen <zhenqiang.chen@linaro.org>
Fri Nov 18 15:29:18 2011 +0800 (2011-11-18)
changeset 2778 986e1c75432a
permissions -rw-r--r--
config/toolchain: Add "Enable nls" in "Toolchain options".

Reviewed-by: Michael Hope
Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
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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;