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| author | Alan Modra <amodra@gmail.com> | 2019-09-02 16:48:44 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2019-09-02 16:50:22 +0930 |
| commit | 217d2eaa69c2a5d58cdfd11619c4f2e41c986826 (patch) | |
| tree | 924335b83afc5927cebccafe369e9d80df9d7942 /bfd/dwarf2.c | |
| parent | 22b31fea07587034636251ccb81041e4e8e0bd93 (diff) | |
| download | gdb-217d2eaa69c2a5d58cdfd11619c4f2e41c986826.zip gdb-217d2eaa69c2a5d58cdfd11619c4f2e41c986826.tar.gz gdb-217d2eaa69c2a5d58cdfd11619c4f2e41c986826.tar.bz2 | |
Re: Memory leak in dwarf2.c
PR 11983
* dwarf2.c (read_alt_indirect_string): Free debug_filename
on success. Tidy.
(read_alt_indirect_ref): Likewise.
Diffstat (limited to 'bfd/dwarf2.c')
| -rw-r--r-- | bfd/dwarf2.c | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c index 88638b9..ed6dcd4 100644 --- a/bfd/dwarf2.c +++ b/bfd/dwarf2.c @@ -802,20 +802,21 @@ read_alt_indirect_string (struct comp_unit * unit, if (stash->alt_bfd_ptr == NULL) { - bfd * debug_bfd; - char * debug_filename = bfd_follow_gnu_debugaltlink (unit->abfd, DEBUGDIR); + bfd *debug_bfd; + char *debug_filename = bfd_follow_gnu_debugaltlink (unit->abfd, DEBUGDIR); if (debug_filename == NULL) return NULL; - if ((debug_bfd = bfd_openr (debug_filename, NULL)) == NULL - || ! bfd_check_format (debug_bfd, bfd_object)) - { - if (debug_bfd) - bfd_close (debug_bfd); + debug_bfd = bfd_openr (debug_filename, NULL); + free (debug_filename); + if (debug_bfd == NULL) + /* FIXME: Should we report our failure to follow the debuglink ? */ + return NULL; - /* FIXME: Should we report our failure to follow the debuglink ? */ - free (debug_filename); + if (!bfd_check_format (debug_bfd, bfd_object)) + { + bfd_close (debug_bfd); return NULL; } stash->alt_bfd_ptr = debug_bfd; @@ -850,20 +851,21 @@ read_alt_indirect_ref (struct comp_unit * unit, if (stash->alt_bfd_ptr == NULL) { - bfd * debug_bfd; - char * debug_filename = bfd_follow_gnu_debugaltlink (unit->abfd, DEBUGDIR); + bfd *debug_bfd; + char *debug_filename = bfd_follow_gnu_debugaltlink (unit->abfd, DEBUGDIR); if (debug_filename == NULL) return FALSE; - if ((debug_bfd = bfd_openr (debug_filename, NULL)) == NULL - || ! bfd_check_format (debug_bfd, bfd_object)) - { - if (debug_bfd) - bfd_close (debug_bfd); + debug_bfd = bfd_openr (debug_filename, NULL); + free (debug_filename); + if (debug_bfd == NULL) + /* FIXME: Should we report our failure to follow the debuglink ? */ + return NULL; - /* FIXME: Should we report our failure to follow the debuglink ? */ - free (debug_filename); + if (!bfd_check_format (debug_bfd, bfd_object)) + { + bfd_close (debug_bfd); return NULL; } stash->alt_bfd_ptr = debug_bfd; |