tracing/uprobe: Drop isdigit() check in create_trace_uprobe

It's useless. Before: [tracing]# echo 'p:test /a:0x0' >> uprobe_events [tracing]# echo 'p:test a:0x0' >> uprobe_events -bash: echo: write error: No such file or directory [tracing]# echo 'p:test 1:0x0' >> uprobe_events -bash: echo: write error: Invalid argument After: [tracing]# echo 'p:test 1:0x0' >> uprobe_events -bash: echo: write error: No such file or directory Link: http://lkml.kernel.org/r/[email protected] Acked-by: Srikar Dronamraju <[email protected]> Acked-by: Oleg Nesterov <[email protected]> Signed-off-by: Dmitry Safonov <[email protected]> Signed-off-by: Steven Rostedt <[email protected]>
TechNexion · Sep 1, 2016 · 5ba8a4a · 5ba8a4a
1 parent 3eab887
commit 5ba8a4a
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
@@ -427,10 +427,6 @@ static int create_trace_uprobe(int argc, char **argv)
 		pr_info("Probe point is not specified.\n");
 		return -EINVAL;
 	}
-	if (isdigit(argv[1][0])) {
-		pr_info("probe point must be have a filename.\n");
-		return -EINVAL;
-	}
 	arg = strchr(argv[1], ':');
 	if (!arg) {
 		ret = -EINVAL;