diff options
Diffstat (limited to 'src/statfile.c')
| -rw-r--r-- | src/statfile.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/statfile.c b/src/statfile.c index 560a06def..c2ca57213 100644 --- a/src/statfile.c +++ b/src/statfile.c @@ -229,6 +229,12 @@ statfile_pool_reindex (statfile_pool_t * pool, gchar *filename, size_t old_size, struct stat_file_block *block; struct stat_file_header *header; + if (size < + sizeof (struct stat_file_header) + sizeof (struct stat_file_section) + sizeof (block)) { + msg_err ("file %s is too small to carry any statistic: %z", filename, size); + return NULL; + } + /* First of all rename old file */ memory_pool_lock_mutex (pool->lock); @@ -464,6 +470,12 @@ statfile_pool_create (statfile_pool_t * pool, gchar *filename, size_t size) return 0; } + if (size < + sizeof (struct stat_file_header) + sizeof (struct stat_file_section) + sizeof (block)) { + msg_err ("file %s is too small to carry any statistic: %z", filename, size); + return -1; + } + memory_pool_lock_mutex (pool->lock); nblocks = (size - sizeof (struct stat_file_header) - sizeof (struct stat_file_section)) / sizeof (struct stat_file_block); header.total_blocks = nblocks; |