From: Arnaldo Carvalho de Melo acme@redhat.com
[ Upstream commit 210e4c89ef61432040c6cd828fefa441f4887186 ]
The 'ret' variable was initialized to zero but then it was not updated from the fprintf() return, fix it.
Reported-by: Yang Li yang.lee@linux.alibaba.com cc: Alexander Shishkin alexander.shishkin@linux.intel.com cc: Ingo Molnar mingo@redhat.com cc: Jiri Olsa jolsa@redhat.com cc: Mark Rutland mark.rutland@arm.com cc: Namhyung Kim namhyung@kernel.org Cc: Peter Zijlstra peterz@infradead.org Cc: Srikar Dronamraju srikar@linux.vnet.ibm.com Fixes: 90f18e63fbd00513 ("perf symbols: List symbols in a dso in ascending name order") Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/perf/util/symbol_fprintf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/symbol_fprintf.c b/tools/perf/util/symbol_fprintf.c index 35c936ce33ef..2664fb65e47a 100644 --- a/tools/perf/util/symbol_fprintf.c +++ b/tools/perf/util/symbol_fprintf.c @@ -68,7 +68,7 @@ size_t dso__fprintf_symbols_by_name(struct dso *dso,
for (nd = rb_first_cached(&dso->symbol_names); nd; nd = rb_next(nd)) { pos = rb_entry(nd, struct symbol_name_rb_node, rb_node); - fprintf(fp, "%s\n", pos->sym.name); + ret += fprintf(fp, "%s\n", pos->sym.name); }
return ret;