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authorIan Rogers <irogers@google.com>2025-07-24 09:32:43 -0700
committerNamhyung Kim <namhyung@kernel.org>2025-07-25 10:37:13 -0700
commitfccaaf6fbbc59910edcf276f97a5b2ef5778c55e (patch)
tree9ec308fd5994e50fddb58ddf58f963d88eafbda7 /tools/perf/util/map.c
parentperf build-id: Truncate to avoid overflowing the build_id data (diff)
downloadlinux-fccaaf6fbbc59910edcf276f97a5b2ef5778c55e.tar.gz
linux-fccaaf6fbbc59910edcf276f97a5b2ef5778c55e.zip
perf build-id: Change sprintf functions to snprintf
Pass in a size argument rather than implying all build id strings must be SBUILD_ID_SIZE. Signed-off-by: Ian Rogers <irogers@google.com> Link: https://lore.kernel.org/r/20250724163302.596743-4-irogers@google.com [ fixed some build errors ] Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'tools/perf/util/map.c')
-rw-r--r--tools/perf/util/map.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index d729438b7d65..0f6b185f9589 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -354,7 +354,7 @@ int map__load(struct map *map)
if (dso__has_build_id(dso)) {
char sbuild_id[SBUILD_ID_SIZE];
- build_id__sprintf(dso__bid(dso), sbuild_id);
+ build_id__snprintf(dso__bid(dso), sbuild_id, sizeof(sbuild_id));
pr_debug("%s with build id %s not found", name, sbuild_id);
} else
pr_debug("Failed to open %s", name);