[PATCH v2] perf bpf-filter: Return -ENOMEM directly when pfi allocation fails
From: Hao Ge
Date: Tue Nov 12 2024 - 22:06:32 EST
From: Hao Ge <gehao@xxxxxxxxxx>
Directly return -ENOMEM when pfi allocation fails,
instead of performing other operations on pfi.
Fixes: 0fe2b18ddc40 ("perf bpf-filter: Support multiple events properly")
Signed-off-by: Hao Ge <gehao@xxxxxxxxxx>
---
v2: Replace -1 with -ENOMEM as per Arnaldo's reminder.
Update title and commit message due to code change
---
tools/perf/util/bpf-filter.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/bpf-filter.c b/tools/perf/util/bpf-filter.c
index e87b6789eb9e..a4fdf6911ec1 100644
--- a/tools/perf/util/bpf-filter.c
+++ b/tools/perf/util/bpf-filter.c
@@ -375,7 +375,7 @@ static int create_idx_hash(struct evsel *evsel, struct perf_bpf_filter_entry *en
pfi = zalloc(sizeof(*pfi));
if (pfi == NULL) {
pr_err("Cannot save pinned filter index\n");
- goto err;
+ return -ENOMEM;
}
pfi->evsel = evsel;
--
2.25.1