LU-12352 libcfs: crashes with certain cpu part numbers

[fs/lustre-release.git] / libcfs / libcfs / libcfs_cpu.c

diff --git a/libcfs/libcfs/libcfs_cpu.c b/libcfs/libcfs/libcfs_cpu.c
index e183986..127b63a 100644 (file)
--- a/libcfs/libcfs/libcfs_cpu.c
+++ b/libcfs/libcfs/libcfs_cpu.c
@@ -904,7 +904,7 @@ static struct cfs_cpt_table *cfs_cpt_table_create(int ncpt)
                        int ncpu = cpumask_weight(part->cpt_cpumask);
 
                        rc = cfs_cpt_choose_ncpus(cptab, cpt, node_mask,
-                                                 num - ncpu);
+                                                 (rem > 0) + num - ncpu);
                        if (rc < 0) {
                                rc = -EINVAL;
                                goto failed_mask;