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Diffstat (limited to 'src/journal/journal-file.c')
-rw-r--r--src/journal/journal-file.c24
1 files changed, 18 insertions, 6 deletions
diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c
index 349ef74e81..953f4e5ce6 100644
--- a/src/journal/journal-file.c
+++ b/src/journal/journal-file.c
@@ -747,12 +747,16 @@ int journal_file_move_to_object(JournalFile *f, ObjectType type, uint64_t offset
assert(ret);
/* Objects may only be located at multiple of 64 bit */
- if (!VALID64(offset))
+ if (!VALID64(offset)) {
+ log_debug("Attempt to move to object at non-64bit boundary: %" PRIu64, offset);
return -EBADMSG;
+ }
/* Object may not be located in the file header */
- if (offset < le64toh(f->header->header_size))
+ if (offset < le64toh(f->header->header_size)) {
+ log_debug("Attempt to move to object located in file header: %" PRIu64, offset);
return -EBADMSG;
+ }
r = journal_file_move_to(f, type, false, offset, sizeof(ObjectHeader), &t);
if (r < 0)
@@ -761,17 +765,25 @@ int journal_file_move_to_object(JournalFile *f, ObjectType type, uint64_t offset
o = (Object*) t;
s = le64toh(o->object.size);
- if (s < sizeof(ObjectHeader))
+ if (s < sizeof(ObjectHeader)) {
+ log_debug("Attempt to move to overly short object: %" PRIu64, offset);
return -EBADMSG;
+ }
- if (o->object.type <= OBJECT_UNUSED)
+ if (o->object.type <= OBJECT_UNUSED) {
+ log_debug("Attempt to move to object with invalid type: %" PRIu64, offset);
return -EBADMSG;
+ }
- if (s < minimum_header_size(o))
+ if (s < minimum_header_size(o)) {
+ log_debug("Attempt to move to truncated object: %" PRIu64, offset);
return -EBADMSG;
+ }
- if (type > OBJECT_UNUSED && o->object.type != type)
+ if (type > OBJECT_UNUSED && o->object.type != type) {
+ log_debug("Attempt to move to object of unexpected type: %" PRIu64, offset);
return -EBADMSG;
+ }
if (s > sizeof(ObjectHeader)) {
r = journal_file_move_to(f, type, false, offset, s, &t);