linux-kernel - [PATCHv3 perf/core 4/6] tools perf util: Make rm

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Date:   Thu, 26 Jan 2017 13:19:59 -0800
From:   Joe Stringer <joe@....org>
To:     acme@...nel.org
Cc:     wangnan0@...wei.com, ast@...com, daniel@...earbox.net,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCHv3 perf/core 4/6] tools perf util: Make rm_rf(path) argument const

rm_rf() doesn't modify its path argument, and a future caller will pass
a string constant into it to delete.

Signed-off-by: Joe Stringer <joe@....org>
---
v3: Initial post.
---
 tools/perf/util/util.c | 2 +-
 tools/perf/util/util.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index bf29aed16bd6..d8b45cea54d0 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -85,7 +85,7 @@ int mkdir_p(char *path, mode_t mode)
 	return (stat(path, &st) && mkdir(path, mode)) ? -1 : 0;
 }
 
-int rm_rf(char *path)
+int rm_rf(const char *path)
 {
 	DIR *dir;
 	int ret = 0;
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 6e8be174ec0b..c74708da8571 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -209,7 +209,7 @@ static inline int sane_case(int x, int high)
 }
 
 int mkdir_p(char *path, mode_t mode);
-int rm_rf(char *path);
+int rm_rf(const char *path);
 struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
 bool lsdir_no_dot_filter(const char *name, struct dirent *d);
 int copyfile(const char *from, const char *to);
-- 
2.11.0