diff options
| -rw-r--r-- | src/journal/journal-file.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c index 15a752d507..977cfa1010 100644 --- a/src/journal/journal-file.c +++ b/src/journal/journal-file.c @@ -296,6 +296,15 @@ static int journal_file_move_to(JournalFile *f, int wt, uint64_t offset, uint64_ assert(wt >= 0); assert(wt < _WINDOW_MAX); + if (offset + size > (uint64_t) f->last_stat.st_size) { + /* Hmm, out of range? Let's refresh the fstat() data + * first, before we trust that check. */ + + if (fstat(f->fd, &f->last_stat) < 0 || + offset + size > (uint64_t) f->last_stat.st_size) + return -EADDRNOTAVAIL; + } + w = f->windows + wt; if (_likely_(w->ptr && @@ -331,9 +340,6 @@ static int journal_file_move_to(JournalFile *f, int wt, uint64_t offset, uint64_ } else delta = 0; - if (offset > (uint64_t) f->last_stat.st_size) - return -EADDRNOTAVAIL; - if (offset + size > (uint64_t) f->last_stat.st_size) size = PAGE_ALIGN((uint64_t) f->last_stat.st_size - offset); |