commit 81329bd9e99c97280bf9d4280ec674e49064d5fc
author Maciej Żenczykowski <maze@google.com> Fri Jul 01 20:01:30 2022 +0000
committer Gerrit Code Review <noreply-gerritcodereview@google.com> Fri Jul 01 20:01:30 2022 +0000
tree fa7b0e59ce203a07b431dc960c0be674335ae75d
parent d8259aa1e495f846aac419ca7fdf3ba7877f87d3
parent eb199dd7481e7d1f1f548844c8e7f68cbfbfeaf8

Merge "use mapRetrieveRO() instead of bpf_obj_get()"

libbpf_android/Loader.cpp

diff --git a/libbpf_android/Loader.cpp b/libbpf_android/Loader.cpp
index 2983c76..0e9d005 100644
--- a/libbpf_android/Loader.cpp
+++ b/libbpf_android/Loader.cpp
@@ -871,7 +871,11 @@
                 }
             } else {
                 ret = bpf_obj_pin(fd, mapPinLoc.c_str());
-                if (ret) return -errno;
+                if (ret) {
+                    int err = errno;
+                    ALOGE("pin %s -> %d [%d:%s]", mapPinLoc.c_str(), ret, err, strerror(err));
+                    return -err;
+                }
             }
             ret = chown(mapPinLoc.c_str(), (uid_t)md[i].uid, (gid_t)md[i].gid);
             if (ret) {