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authorGabor Juhos <juhosg@openwrt.org>2009-06-03 09:45:00 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-06-03 09:45:00 +0000
commitc783fd097e157c87556e551f985c96401705d263 (patch)
treee7799bd9710d3729cb26118cd0946ae777e4110b
parent11d0b7ea0a2eb402c7b6de3b68ac63f7bbe8f032 (diff)
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[toolchain] uClibc-0.9.30.1: fix possible NULL pointer dereference (closes #5242)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16304 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--toolchain/uClibc/patches-0.9.30.1/900-backport_fix_possible_null_ptr_dereference_in_getaddrinfo.patch11
1 files changed, 11 insertions, 0 deletions
diff --git a/toolchain/uClibc/patches-0.9.30.1/900-backport_fix_possible_null_ptr_dereference_in_getaddrinfo.patch b/toolchain/uClibc/patches-0.9.30.1/900-backport_fix_possible_null_ptr_dereference_in_getaddrinfo.patch
new file mode 100644
index 0000000000..62563ceb98
--- /dev/null
+++ b/toolchain/uClibc/patches-0.9.30.1/900-backport_fix_possible_null_ptr_dereference_in_getaddrinfo.patch
@@ -0,0 +1,11 @@
+--- a/libc/inet/getaddrinfo.c
++++ b/libc/inet/getaddrinfo.c
+@@ -187,6 +187,8 @@
+ }
+
+ for (runp = ifa; runp != NULL; runp = runp->ifa_next) {
++ if (runp->ifa_addr == NULL)
++ continue;
+ #if defined __UCLIBC_HAS_IPV4__
+ if (runp->ifa_addr->sa_family == PF_INET)
+ seen |= SEEN_IPV4;