diff options
| -rw-r--r-- | tools/perf/util/symbol.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index f0a7f5a30e69..5d98888d068c 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -2766,17 +2766,16 @@ char *dso__demangle_sym(struct dso *dso, int kmodule, const char *elf_name) buf_len < 1024 * 1024; buf_len += 32) { char *tmp = realloc(demangled, buf_len); - if (!tmp) { - /* Failure to grow output buffer, return what is there. */ - return demangled; - } + if (!tmp) + break; demangled = tmp; if (rust_demangle_display_demangle(&rust_demangle, demangled, buf_len, /*alternate=*/true) == OverflowOk) return demangled; } - /* Buffer exceeded sensible bounds, return what is there. */ - return demangled; + /* Failure to grow output buffer or buffer exceeded sensible bounds. */ + free(demangled); + return NULL; } demangled = cxx_demangle_sym(elf_name, verbose > 0, verbose > 0); |