btrace: Fix memory leak in btrace_clear.

[deliverable/binutils-gdb.git] / gdb / minidebug.c

diff --git a/gdb/minidebug.c b/gdb/minidebug.c
index b5cf45a4a749275f1d386722ecc700c30a997241..d4687dda09d803d77495fbf85cae0a42e294e036 100644 (file)
--- a/gdb/minidebug.c
+++ b/gdb/minidebug.c
@@ -1,6 +1,6 @@
 /* Read MiniDebugInfo data from an objfile.
 
-   Copyright (C) 2012-2015 Free Software Foundation, Inc.
+   Copyright (C) 2012-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,6 +22,7 @@
 #include "symfile.h"
 #include "objfiles.h"
 #include "gdbcore.h"
+#include <algorithm>
 
 #ifdef HAVE_LIBLZMA
 
@@ -201,7 +202,7 @@ lzma_pread (struct bfd *nbfd, void *stream, void *buf, file_ptr nbytes,
                               + iter.block.uncompressed_size);
        }
 
-      chunk_size = min (nbytes, lstream->data_end - offset);
+      chunk_size = std::min (nbytes, (file_ptr) lstream->data_end - offset);
       memcpy (buf, lstream->data + offset - lstream->data_start, chunk_size);
       buf = (gdb_byte *) buf + chunk_size;
       offset += chunk_size;
@@ -255,11 +256,11 @@ lzma_stat (struct bfd *abfd,
    If we find one we create a iovec based bfd that decompresses the
    object data on demand.  If we don't find one, return NULL.  */
 
-bfd *
+gdb_bfd_ref_ptr
 find_separate_debug_file_in_section (struct objfile *objfile)
 {
   asection *section;
-  bfd *abfd;
+  gdb_bfd_ref_ptr abfd;
 
   if (objfile->obfd == NULL)
     return NULL;
@@ -274,16 +275,14 @@ find_separate_debug_file_in_section (struct objfile *objfile)
   if (abfd == NULL)
     return NULL;
 
-  if (!bfd_check_format (abfd, bfd_object))
+  if (!bfd_check_format (abfd.get (), bfd_object))
     {
       warning (_("Cannot parse .gnu_debugdata section; not a BFD object"));
-      gdb_bfd_unref (abfd);
       return NULL;
     }
 #else
   warning (_("Cannot parse .gnu_debugdata section; LZMA support was "
             "disabled at compile time"));
-  abfd = NULL;
 #endif /* !HAVE_LIBLZMA */
 
   return abfd;