diff options
Diffstat (limited to 'src/journal/journal-file.c')
| -rw-r--r-- | src/journal/journal-file.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c index b840124c9f..718dc5d6ea 100644 --- a/src/journal/journal-file.c +++ b/src/journal/journal-file.c @@ -788,7 +788,7 @@ static int journal_file_append_data( } #endif - if (!compressed) + if (!compressed && size > 0) memcpy(o->data.payload, data, size); r = journal_file_link_data(f, o, p, hash); @@ -1057,7 +1057,8 @@ int journal_file_append_entry(JournalFile *f, const dual_timestamp *ts, const st ts->monotonic < le64toh(f->header->tail_entry_monotonic)) return -EINVAL; - items = alloca(sizeof(EntryItem) * n_iovec); + /* alloca() can't take 0, hence let's allocate at least one */ + items = alloca(sizeof(EntryItem) * MAX(1, n_iovec)); for (i = 0; i < n_iovec; i++) { uint64_t p; @@ -2336,7 +2337,8 @@ int journal_directory_vacuum(const char *directory, uint64_t max_use, uint64_t m n_list ++; } - qsort(list, n_list, sizeof(struct vacuum_info), vacuum_compare); + if (n_list > 0) + qsort(list, n_list, sizeof(struct vacuum_info), vacuum_compare); for(i = 0; i < n_list; i++) { struct statvfs ss; |