From 61857764da0a6fa75f3407e06fbaf05f7cac3d84 Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Mon, 1 Apr 2013 21:46:24 +0900 Subject: tracing: Fix off-by-one on allocating stat->pages commit 39e30cd1537937d3c00ef87e865324e981434e5b upstream. The first page was allocated separately, so no need to start from 0. Link: http://lkml.kernel.org/r/1364820385-32027-2-git-send-email-namhyung@kernel.org Signed-off-by: Namhyung Kim Cc: Frederic Weisbecker Cc: Namhyung Kim Signed-off-by: Steven Rostedt Signed-off-by: Greg Kroah-Hartman --- kernel/trace/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'kernel/trace') diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 5312d96..abf4d3d 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -548,7 +548,7 @@ int ftrace_profile_pages_init(struct ftrace_profile_stat *stat) pages = DIV_ROUND_UP(functions, PROFILES_PER_PAGE); - for (i = 0; i < pages; i++) { + for (i = 1; i < pages; i++) { pg->next = (void *)get_zeroed_page(GFP_KERNEL); if (!pg->next) goto out_free; -- cgit v1.1