diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-buildid-cache.c | 6 | ||||
| -rw-r--r-- | tools/perf/util/libbfd.c | 4 | ||||
| -rw-r--r-- | tools/perf/util/symbol-elf.c | 4 | ||||
| -rw-r--r-- | tools/perf/util/symbol-minimal.c | 4 |
4 files changed, 13 insertions, 5 deletions
diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c index c98104481c8a..539e779e3268 100644 --- a/tools/perf/builtin-buildid-cache.c +++ b/tools/perf/builtin-buildid-cache.c @@ -276,12 +276,14 @@ static bool dso__missing_buildid_cache(struct dso *dso, int parm __maybe_unused) { char filename[PATH_MAX]; struct build_id bid = { .size = 0, }; + int err; if (!dso__build_id_filename(dso, filename, sizeof(filename), false)) return true; - if (filename__read_build_id(filename, &bid) == -1) { - if (errno == ENOENT) + err = filename__read_build_id(filename, &bid); + if (err < 0) { + if (err == -ENOENT) return false; pr_warning("Problems with %s file, consider removing it from the cache\n", diff --git a/tools/perf/util/libbfd.c b/tools/perf/util/libbfd.c index cc0c474cbfaa..79f4528234a9 100644 --- a/tools/perf/util/libbfd.c +++ b/tools/perf/util/libbfd.c @@ -426,8 +426,10 @@ int libbfd__read_build_id(const char *filename, struct build_id *bid) if (!filename) return -EFAULT; + + errno = 0; if (!is_regular_file(filename)) - return -EWOULDBLOCK; + return errno == 0 ? -EWOULDBLOCK : -errno; fd = open(filename, O_RDONLY); if (fd < 0) diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 957143fbf8a0..d1dcafa4b3b8 100644 --- a/tools/perf/util/symbol-elf.c +++ b/tools/perf/util/symbol-elf.c @@ -902,8 +902,10 @@ int filename__read_build_id(const char *filename, struct build_id *bid) if (!filename) return -EFAULT; + + errno = 0; if (!is_regular_file(filename)) - return -EWOULDBLOCK; + return errno == 0 ? -EWOULDBLOCK : -errno; err = kmod_path__parse(&m, filename); if (err) diff --git a/tools/perf/util/symbol-minimal.c b/tools/perf/util/symbol-minimal.c index c6b17c14a2e9..8221dc9868f7 100644 --- a/tools/perf/util/symbol-minimal.c +++ b/tools/perf/util/symbol-minimal.c @@ -104,8 +104,10 @@ int filename__read_build_id(const char *filename, struct build_id *bid) if (!filename) return -EFAULT; + + errno = 0; if (!is_regular_file(filename)) - return -EWOULDBLOCK; + return errno == 0 ? -EWOULDBLOCK : -errno; fd = open(filename, O_RDONLY); if (fd < 0) |