[tip:perf/core] perf: Return empty callchain instead of NULL

2018-01-10 Thread tip-bot for Jiri Olsa
Commit-ID: 99e818cc9a2fa2f483b91b372c47b94b7c98 Gitweb: https://git.kernel.org/tip/99e818cc9a2fa2f483b91b372c47b94b7c98 Author: Jiri Olsa AuthorDate: Sun, 7 Jan 2018 17:03:50 +0100 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 8 Jan

[tip:perf/core] perf: Return empty callchain instead of NULL

2018-01-10 Thread tip-bot for Jiri Olsa
Commit-ID: 99e818cc9a2fa2f483b91b372c47b94b7c98 Gitweb: https://git.kernel.org/tip/99e818cc9a2fa2f483b91b372c47b94b7c98 Author: Jiri Olsa AuthorDate: Sun, 7 Jan 2018 17:03:50 +0100 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 8 Jan 2018 12:35:01 -0300 perf: Return