perf tools: Fix split kallsyms DSO counting

[ Upstream commit ad0b9c4865b98dc37f4d606d26b1c19808796805 ]

It's counted twice as it's increased after calling maps__insert().  I
guess we want to increase it only after it's added properly.

Reviewed-by: Ian Rogers <irogers@google.com>
Fixes: 2e538c4a1847291cf ("perf tools: Improve kernel/modules symbol lookup")
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index aed65b1abe669701d536fb0600e310fc23d8e4e6..f6c268c588a569c7a5e12c27ad030a554db03796 100644 (file)
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -964,11 +964,11 @@ static int maps__split_kallsyms(struct maps *kmaps, struct dso *dso, u64 delta,
                        if (dso__kernel(dso) == DSO_SPACE__KERNEL_GUEST)
                                snprintf(dso_name, sizeof(dso_name),
                                        "[guest.kernel].%d",
-                                       kernel_range++);
+                                       kernel_range);
                        else
                                snprintf(dso_name, sizeof(dso_name),
                                        "[kernel].%d",
-                                       kernel_range++);
+                                       kernel_range);
 
                        ndso = dso__new(dso_name);
                        map__zput(curr_map);