[PATCH RFC 2/7] bpf: cgroup: call proc handler through helper

From: Thomas Weißschuh
Date: Sat Nov 25 2023 - 07:53:08 EST


The sysctl core will introduce a second handler function.
To prepare for this use the provided helper function to call either
handler function.

Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
---
kernel/bpf/cgroup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c
index 491d20038cbe..d537b1c80a36 100644
--- a/kernel/bpf/cgroup.c
+++ b/kernel/bpf/cgroup.c
@@ -1715,7 +1715,7 @@ int __cgroup_bpf_run_filter_sysctl(struct ctl_table_header *head,

ctx.cur_val = kmalloc_track_caller(ctx.cur_len, GFP_KERNEL);
if (!ctx.cur_val ||
- table->proc_handler(table, 0, ctx.cur_val, &ctx.cur_len, &pos)) {
+ sysctl_run_handler(table, 0, ctx.cur_val, &ctx.cur_len, &pos)) {
/* Let BPF program decide how to proceed. */
ctx.cur_len = 0;
}

--
2.43.0