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path: root/tools/lib/bpf/bpf_prog_linfo.c
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Diffstat (limited to 'tools/lib/bpf/bpf_prog_linfo.c')
-rw-r--r--tools/lib/bpf/bpf_prog_linfo.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/tools/lib/bpf/bpf_prog_linfo.c b/tools/lib/bpf/bpf_prog_linfo.c
index 8c67561c93b0..3ed1a27b5f7c 100644
--- a/tools/lib/bpf/bpf_prog_linfo.c
+++ b/tools/lib/bpf/bpf_prog_linfo.c
@@ -101,6 +101,7 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info)
{
struct bpf_prog_linfo *prog_linfo;
__u32 nr_linfo, nr_jited_func;
+ __u64 data_sz;
nr_linfo = info->nr_line_info;
@@ -122,11 +123,11 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info)
/* Copy xlated line_info */
prog_linfo->nr_linfo = nr_linfo;
prog_linfo->rec_size = info->line_info_rec_size;
- prog_linfo->raw_linfo = malloc(nr_linfo * prog_linfo->rec_size);
+ data_sz = (__u64)nr_linfo * prog_linfo->rec_size;
+ prog_linfo->raw_linfo = malloc(data_sz);
if (!prog_linfo->raw_linfo)
goto err_free;
- memcpy(prog_linfo->raw_linfo, (void *)(long)info->line_info,
- nr_linfo * prog_linfo->rec_size);
+ memcpy(prog_linfo->raw_linfo, (void *)(long)info->line_info, data_sz);
nr_jited_func = info->nr_jited_ksyms;
if (!nr_jited_func ||
@@ -142,13 +143,12 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info)
/* Copy jited_line_info */
prog_linfo->nr_jited_func = nr_jited_func;
prog_linfo->jited_rec_size = info->jited_line_info_rec_size;
- prog_linfo->raw_jited_linfo = malloc(nr_linfo *
- prog_linfo->jited_rec_size);
+ data_sz = (__u64)nr_linfo * prog_linfo->jited_rec_size;
+ prog_linfo->raw_jited_linfo = malloc(data_sz);
if (!prog_linfo->raw_jited_linfo)
goto err_free;
memcpy(prog_linfo->raw_jited_linfo,
- (void *)(long)info->jited_line_info,
- nr_linfo * prog_linfo->jited_rec_size);
+ (void *)(long)info->jited_line_info, data_sz);
/* Number of jited_line_info per jited func */
prog_linfo->nr_jited_linfo_per_func = malloc(nr_jited_func *