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-rw-r--r--mm/damon/sysfs.c23
1 files changed, 3 insertions, 20 deletions
diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c
index 5eba6ac53939..b0f7c60d655a 100644
--- a/mm/damon/sysfs.c
+++ b/mm/damon/sysfs.c
@@ -1295,14 +1295,6 @@ static int damon_sysfs_set_attrs(struct damon_ctx *ctx,
return damon_set_attrs(ctx, &attrs);
}
-static void damon_sysfs_destroy_targets(struct damon_ctx *ctx)
-{
- struct damon_target *t, *next;
-
- damon_for_each_target_safe(t, next, ctx)
- damon_destroy_target(t, ctx);
-}
-
static int damon_sysfs_set_regions(struct damon_target *t,
struct damon_sysfs_regions *sysfs_regions)
{
@@ -1337,7 +1329,6 @@ static int damon_sysfs_add_target(struct damon_sysfs_target *sys_target,
struct damon_ctx *ctx)
{
struct damon_target *t = damon_new_target();
- int err = -EINVAL;
if (!t)
return -ENOMEM;
@@ -1345,16 +1336,10 @@ static int damon_sysfs_add_target(struct damon_sysfs_target *sys_target,
if (damon_target_has_pid(ctx)) {
t->pid = find_get_pid(sys_target->pid);
if (!t->pid)
- goto destroy_targets_out;
+ /* caller will destroy targets */
+ return -EINVAL;
}
- err = damon_sysfs_set_regions(t, sys_target->regions);
- if (err)
- goto destroy_targets_out;
- return 0;
-
-destroy_targets_out:
- damon_sysfs_destroy_targets(ctx);
- return err;
+ return damon_sysfs_set_regions(t, sys_target->regions);
}
static int damon_sysfs_add_targets(struct damon_ctx *ctx,
@@ -1458,13 +1443,11 @@ static int damon_sysfs_commit_input(void *data)
test_ctx = damon_new_ctx();
err = damon_commit_ctx(test_ctx, param_ctx);
if (err) {
- damon_sysfs_destroy_targets(test_ctx);
damon_destroy_ctx(test_ctx);
goto out;
}
err = damon_commit_ctx(kdamond->damon_ctx, param_ctx);
out:
- damon_sysfs_destroy_targets(param_ctx);
damon_destroy_ctx(param_ctx);
return err;
}