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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-11-26 11:06:19 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-11-26 11:06:19 -0300 |
| commit | 2ea352d5960ad469f5712cf3e293db97beac4e01 (patch) | |
| tree | c24ae19073f2884867b310ee193d36a82075b60f /tools/lib/bpf/bpf_prog_linfo.c | |
| parent | Merge branch 'x86/core' into perf/core, to resolve conflicts and to pick up completed topic tree (diff) | |
| parent | Merge tag 'for-linus-5.5-1' of git://github.com/cminyard/linux-ipmi (diff) | |
| download | wireguard-linux-2ea352d5960ad469f5712cf3e293db97beac4e01.tar.xz wireguard-linux-2ea352d5960ad469f5712cf3e293db97beac4e01.zip | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up BPF changes we'll need.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/lib/bpf/bpf_prog_linfo.c | 14 |
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 * |