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gdb and binutils branch master updated. c91550fc5d8dae5f1140bca649690fa13e5276e9


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https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=c91550fc5d8dae5f1140bca649690fa13e5276e9

commit c91550fc5d8dae5f1140bca649690fa13e5276e9
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date:   Thu Feb 27 21:16:04 2014 +0100

    Additional PR 8882 fix.
    
    runtest gdb.base/corefile.exp
    
    ==23174== ERROR: AddressSanitizer: heap-use-after-free on address 0x604400008c88 at pc 0x68f0be bp 0x7fffae9d7490 sp
    0x7fffae9d7480
    READ of size 8 at 0x604400008c88 thread T0
        #0 0x68f0bd in svr4_read_so_list (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0x68f0bd)
        #1 0x68f64e in svr4_current_sos_direct (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0x68f64e)
        #2 0x68f757 in svr4_current_sos (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0x68f757)
        #3 0xcebbff in update_solib_list (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0xcebbff)
    0x604400008c88 is located 8 bytes inside of 1104-byte region [0x604400008c80,0x6044000090d0)
    freed by thread T0 here:
        #0 0x7f52677500f9 (/lib64/libasan.so.0+0x160f9)
        #1 0xd2c68a in xfree (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0xd2c68a)
        #2 0xceb364 in free_so (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0xceb364)
        #3 0xca59f8 in do_free_so (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0xca59f8)
        #4 0x93432a in do_my_cleanups (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0x93432a)
        #5 0x934406 in do_cleanups (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0x934406)
        #6 0x68efa9 in svr4_read_so_list (/home/jkratoch/redhat/gdb-clean/gdb/gdb+0x68efa9)
    
    I did not notice it during my review in:
    	Re: [PATCH v2] Skip vDSO when reading SO list (PR 8882)
    	https://sourceware.org/ml/gdb-patches/2013-09/msg00888.html
    
    gdb/
    2014-02-27  Jan Kratochvil  <jan.kratochvil@redhat.com>
    
    	Additional PR 8882 fix.
    	* solib-svr4.c (svr4_read_so_list): Change first to first_l_name.
    
    Message-ID: <20140226220918.GA10431@host2.jankratochvil.net>

-----------------------------------------------------------------------

Summary of changes:
 gdb/ChangeLog    |    5 +++++
 gdb/solib-svr4.c |    7 +++----
 2 files changed, 8 insertions(+), 4 deletions(-)


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