Necessary to understand what is going on when bpf_program_load fails
Signed-off-by: Luca Boccassi <[email protected]>
---
ip/ipvrf.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/ip/ipvrf.c b/ip/ipvrf.c
index 42779e5c..91578031 100644
--- a/ip/ipvrf.c
+++ b/ip/ipvrf.c
@@ -278,8 +278,8 @@ static int vrf_configure_cgroup(const char *path, int
ifindex)
*/
prog_fd = prog_load(ifindex);
if (prog_fd < 0) {
- fprintf(stderr, "Failed to load BPF prog: '%s'\n",
- strerror(errno));
+ fprintf(stderr, "Failed to load BPF prog: '%s'\n%s",
+ strerror(errno), bpf_log_buf);
if (errno != EPERM) {
fprintf(stderr,
--
2.29.2
