diff options
| author | Ulf Hermann <ulf.hermann@qt.io> | 2017-04-20 16:57:41 +0200 |
|---|---|---|
| committer | Mark Wielaard <mark@klomp.org> | 2017-04-28 00:14:56 +0200 |
| commit | a6c6fb4ae497a086e75f9436b67a1de4564bfb91 (patch) | |
| tree | 6e784ca83c589a211d01d09df2ba952a0f6d845a | |
| parent | d6655d9995e3fa9a2318261ec3ef5fc54996f69c (diff) | |
On elf_update, remember when we mmap()
Otherwise we skip the munmap() later. This leaks resources.
Signed-off-by: Ulf Hermann <ulf.hermann@qt.io>
| -rw-r--r-- | libelf/ChangeLog | 4 | ||||
| -rw-r--r-- | libelf/elf_update.c | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/libelf/ChangeLog b/libelf/ChangeLog index d425e50a..4f232289 100644 --- a/libelf/ChangeLog +++ b/libelf/ChangeLog @@ -1,3 +1,7 @@ +2017-04-20 Ulf Hermann <ulf.hermann@qt.io> + + * elf_update.c: Set ELF_F_MMAPPED flag if we mmap from elf_update. + 2017-04-19 Mark Wielaard <mark@klomp.org> * elf_getarsym.c (elf_getarsym): Initialize n to zero. diff --git a/libelf/elf_update.c b/libelf/elf_update.c index c635eb32..8ce07829 100644 --- a/libelf/elf_update.c +++ b/libelf/elf_update.c @@ -74,6 +74,8 @@ write_file (Elf *elf, off_t size, int change_bo, size_t shnum) MAP_SHARED, elf->fildes, 0); if (unlikely (elf->map_address == MAP_FAILED)) elf->map_address = NULL; + else + elf->flags |= ELF_F_MMAPPED; } if (elf->map_address != NULL) |