fix dwarf_decode_line_header

dwarf_decode_line_header has one return that is missing a call to
do_cleanups.  This patch adds it.

This was found using the cleanup checker.

	* dwarf2read.c (dwarf_decode_line_header): Call do_cleanups
	on all return paths.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 3ad3fae..d472569 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2013-07-22  Tom Tromey  <tromey@redhat.com>
+
+       * dwarf2read.c (dwarf_decode_line_header): Call do_cleanups
+       on all return paths.
+
 2013-07-22  Edjunior Barbosa Machado  <emachado@linux.vnet.ibm.com>
 
        * ppc-linux-nat.c (PPC_DEBUG_FEATURE_DATA_BP_DAWR): New define.

diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 94727a7..70ab302 100644 (file)
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -15704,6 +15704,7 @@ dwarf_decode_line_header (unsigned int offset, struct dwarf2_cu *cu)
   if (line_ptr + lh->total_length > (section->buffer + section->size))
     {
       dwarf2_statement_list_fits_in_line_number_section_complaint ();
+      do_cleanups (back_to);
       return 0;
     }
   lh->statement_program_end = line_ptr + lh->total_length;