Messages in this thread Patch in this message | | | From | Ruan Jinjie <> | Subject | [PATCH -next] sched/fair: Use struct_size() | Date | Tue, 25 Jul 2023 19:50:20 +0000 |
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Use struct_size() instead of hand-writing it, when allocating a structure with a flex array.
This is less verbose.
Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com> --- kernel/sched/fair.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index f8b71ea5948b..cc041a48100f 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -2889,9 +2889,8 @@ static void task_numa_group(struct task_struct *p, int cpupid, int flags, int i; if (unlikely(!deref_curr_numa_group(p))) { - unsigned int size = sizeof(struct numa_group) + - NR_NUMA_HINT_FAULT_STATS * - nr_node_ids * sizeof(unsigned long); + unsigned int size = struct_size(grp, faults, + NR_NUMA_HINT_FAULT_STATS * nr_node_ids); grp = kzalloc(size, GFP_KERNEL | __GFP_NOWARN); if (!grp) -- 2.34.1
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