@@ -1925,7 +1925,7 @@ _("Insufficient memory to construct refcount cursor."));
refc_rec = pop_slab_cursor(refc_cur);
lptr = &btree_curs->level[0];
- for (i = 0; i < lptr->num_blocks; i++) {
+ for (i = 0; i < lptr->num_blocks && refc_rec != NULL; i++) {
/*
* block initialization, lay in block header
*/
@@ -790,7 +790,7 @@ compute_refcounts(
mark_inode_rl(mp, stack_top);
/* Set nbno to the bno of the next refcount change */
- if (n < slab_count(rmaps))
+ if (n < slab_count(rmaps) && array_cur)
nbno = array_cur->rm_startblock;
else
nbno = NULLAGBLOCK;
@@ -54,7 +54,7 @@ extern void *bag_item(struct xfs_bag *, size_t);
#define foreach_bag_ptr_reverse(bag, idx, ptr) \
for ((idx) = bag_count(bag) - 1, (ptr) = bag_item((bag), (idx)); \
- (idx) >= 0 && (ptr) != NULL; \
+ (ptr) != NULL; \
(idx)--, (ptr) = bag_item((bag), (idx)))
#endif /* SLAB_H_ */
Fix some potential NULL pointer deferences that Coverity pointed out, and remove a trivial dead integer check. Coverity-id: 1375789, 1375790, 1375791, 1375792 Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> --- repair/phase5.c | 2 +- repair/rmap.c | 2 +- repair/slab.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html