Fix a seg-fault in readelf when parsing corrupt HPPA unwind tables.

	PR 23531
	* readelf.c (hppa_process_unwind): Only dump the unwind table if
	the data was successfully read in.

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 265bd68..ab7183b 100644 (file)
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,9 @@
+2018-08-21  L. Simon  <l.simon@samsung.com>
+
+       PR 23531
+       * readelf.c (hppa_process_unwind): Only dump the unwind table if
+       the data was successfully read in.
+
 2018-08-18  Alan Modra  <amodra@gmail.com>
 
        * testsuite/lib/binutils-common.exp (is_elf64): Use directory of

diff --git a/binutils/readelf.c b/binutils/readelf.c
index 8a61db6..52aebd3 100644 (file)
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -8130,8 +8130,8 @@ hppa_process_unwind (Filedata * filedata)
 
           if (! slurp_hppa_unwind_table (filedata, &aux, sec))
            res = FALSE;
-       
-         if (aux.table_len > 0)
+
+         if (res && aux.table_len > 0)
            {
              if (! dump_hppa_unwind (filedata, &aux))
                res = FALSE;