linux-kernel - [PATCH 7/7] trace: reuse kbasename() functionality

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Date:	Tue,  2 Oct 2012 18:01:00 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Joe Perches <joe@...ches.com>
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH 7/7] trace: reuse kbasename() functionality

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Steven Rostedt <rostedt@...dmis.org> (maintainer:TRACING)
Cc: Frederic Weisbecker <fweisbec@...il.com> (maintainer:TRACING)
---
 kernel/trace/trace_uprobe.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index 03003cd..a2b2fab 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -22,6 +22,7 @@
 #include <linux/uaccess.h>
 #include <linux/uprobes.h>
 #include <linux/namei.h>
+#include <linux/string.h>
 
 #include "trace_probe.h"
 
@@ -263,16 +264,15 @@ static int create_trace_uprobe(int argc, char **argv)
 
 	/* setup a probe */
 	if (!event) {
-		char *tail = strrchr(filename, '/');
+		char *tail;
 		char *ptr;
 
-		ptr = kstrdup((tail ? tail + 1 : filename), GFP_KERNEL);
+		tail = ptr = kstrdup(kbasename(filename), GFP_KERNEL);
 		if (!ptr) {
 			ret = -ENOMEM;
 			goto fail_address_parse;
 		}
 
-		tail = ptr;
 		ptr = strpbrk(tail, ".-_");
 		if (ptr)
 			*ptr = '\0';
-- 
1.7.10.4

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