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authorQuentin Monnet <quentin.monnet@netronome.com>2019-08-15 15:32:17 +0100
committerAlexei Starovoitov <ast@kernel.org>2019-08-15 22:06:46 -0700
commited4a3983cd3eb93aaf80de8d8a36efed808acff2 (patch)
treee237f47c2c63e900178a4d48d3549dec0bc1f6dd /tools/bpf
parent22c349e8db89df86804d3ba23cef037ccd44a8bf (diff)
tools: bpftool: fix argument for p_err() in BTF do_dump()
The last argument passed to one call to the p_err() function is not correct, it should be "*argv" instead of "**argv". This may lead to a segmentation fault error if BTF id cannot be parsed correctly. Let's fix this. Fixes: c93cc69004dt ("bpftool: add ability to dump BTF types") Signed-off-by: Quentin Monnet <quentin.monnet@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/bpf')
-rw-r--r--tools/bpf/bpftool/btf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c
index 1b8ec91899e6..8805637f1a7e 100644
--- a/tools/bpf/bpftool/btf.c
+++ b/tools/bpf/bpftool/btf.c
@@ -449,7 +449,7 @@ static int do_dump(int argc, char **argv)
btf_id = strtoul(*argv, &endptr, 0);
if (*endptr) {
- p_err("can't parse %s as ID", **argv);
+ p_err("can't parse %s as ID", *argv);
return -1;
}
NEXT_ARG();