Commit 298105b7 authored Aug 26, 2021 by Ian Rogers Committed by Arnaldo Carvalho de Melo Aug 31, 2021

perf bpf: Fix memory leaks relating to BTF.



BTF needs to be freed with btf__free().

Signed-off-by: Ian Rogers <irogers@google.com>
Reviewed-by: Kajol Jain <kjain@linux.ibm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20210826184833.408563-1-irogers@google.com


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent 760f5e77

tools/perf/util/annotate.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1833,7 +1833,7 @@ static int symbol__disassemble_bpf(struct symbol *sym,
		ret = 0;
		out:
		free(prog_linfo);
		free(btf);
		btf__free(btf);
		fclose(s);
		bfd_close(bfdf);
		return ret;

tools/perf/util/bpf-event.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -296,7 +296,7 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_session *session,

		out:
		free(info_linear);
		free(btf);
		btf__free(btf);
		return err ? -1 : 0;
		}

		@@ -486,7 +486,7 @@ static void perf_env__add_bpf_info(struct perf_env *env, u32 id)
		perf_env__fetch_btf(env, btf_id, btf);

		out:
		free(btf);
		btf__free(btf);
		close(fd);
		}