trace: use kbasename()

Signed-off-by: Andy Shevchenko <[email protected]> Cc: Steven Rostedt <[email protected]> Cc: Frederic Weisbecker <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
kyagi · Dec 18, 2012 · b2e902f · b2e902f
1 parent f9a00e8
commit b2e902f
Showing 1 changed file with 4 additions and 4 deletions.
diff --git 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);
-		if (!ptr) {
+		tail = kstrdup(kbasename(filename), GFP_KERNEL);
+		if (!tail) {
 			ret = -ENOMEM;
 			goto fail_address_parse;
 		}
 
-		tail = ptr;
 		ptr = strpbrk(tail, ".-_");
 		if (ptr)
 			*ptr = '\0';