diff options
| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2014-08-23 22:35:03 -0400 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2014-08-27 21:05:28 -0400 |
| commit | 57cd09acf2c63a414aa2131c00a2b3f600eb0133 (patch) | |
| tree | c650e6d612f6da0515261332c3cc59a5f33febe0 /src/journal/journal-file.h | |
| parent | 00b333bb1039809a42ba4c7f25ba85f68766477d (diff) | |
sd-journal: properly convert object->size on big endian
mmap code crashes when attempting to map an object of zero size.
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=758392
https://bugs.freedesktop.org/show_bug.cgi?id=82894
Diffstat (limited to 'src/journal/journal-file.h')
| -rw-r--r-- | src/journal/journal-file.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/journal/journal-file.h b/src/journal/journal-file.h index 3d416820b0..da2ef3b795 100644 --- a/src/journal/journal-file.h +++ b/src/journal/journal-file.h @@ -214,14 +214,15 @@ static unsigned type_to_context(int type) { static inline int journal_file_object_keep(JournalFile *f, Object *o, uint64_t offset) { unsigned context = type_to_context(o->object.type); + uint64_t s = le64toh(o->object.size); return mmap_cache_get(f->mmap, f->fd, f->prot, context, true, - offset, o->object.size, &f->last_stat, NULL); + offset, s, &f->last_stat, NULL); } static inline int journal_file_object_release(JournalFile *f, Object *o, uint64_t offset) { unsigned context = type_to_context(o->object.type); + uint64_t s = le64toh(o->object.size); - return mmap_cache_release(f->mmap, f->fd, f->prot, context, - offset, o->object.size); + return mmap_cache_release(f->mmap, f->fd, f->prot, context, offset, s); } |