patches/uClibc/0.9.30/150-getaddrinfo-segfault-ipv6-and-ipv4.patch
author Johannes Stezenbach <js@sig21.net>
Thu Jul 29 19:47:16 2010 +0200 (2010-07-29)
changeset 2045 fdaa6c7f6dea
permissions -rw-r--r--
cc/gcc: add option to compile against static libstdc++, for gcc-4.4 and newer

Idea and know-how taken from CodeSourcery build script.

Normal build:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb77f3000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb76e8000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb75a1000)
libm.so.6 => /lib/i686/cmov/libm.so.6 (0xb757a000)
/lib/ld-linux.so.2 (0xb77f4000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb755c000)

CC_STATIC_LIBSTDCXX=y:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb7843000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb76e6000)
/lib/ld-linux.so.2 (0xb7844000)

I made CC_STATIC_LIBSTDCXX default=y since I think
it is always desirable.

Signed-off-by: Johannes Stezenbach <js@sig21.net>
yann@1217
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From: Tomoyoshi ASANO <asa@lineo.co.jp>
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Message ID: <20081208073522.0AEF.22C34B8C@lineo.co.jp>
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Hello,
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I have SEGV at busybox's telnet with uClibc-0.9.30.
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It seem the current uClibc-trunk has the same problem.
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Thanks,
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-- Tom
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diff -ru uClibc-0.9.30.orig/libc/inet/getaddrinfo.c uClibc-0.9.30/libc/inet/getaddrinfo.c
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--- uClibc-0.9.30.orig/libc/inet/getaddrinfo.c	2008-10-28 17:25:10.000000000 +0100
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+++ uClibc-0.9.30/libc/inet/getaddrinfo.c	2009-02-26 14:20:06.000000000 +0100
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@@ -186,7 +186,7 @@
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 			return seen;
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 		}
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-		for (runp = ifa; runp != NULL; runp = runp->ifa_next)
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+		for (runp = ifa; runp != NULL; runp = runp->ifa_next) {
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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;
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@@ -195,7 +195,7 @@
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 			if (runp->ifa_addr->sa_family == PF_INET6)
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 				seen |= SEEN_IPV6;
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 #endif /* __UCLIBC_HAS_IPV6__ */
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-
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+                }
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 		freeifaddrs(ifa);
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 	}
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 #else