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authorNamhyung Kim2013-04-01 07:46:24 -0500
committerGreg Kroah-Hartman2013-05-07 22:08:19 -0500
commit3c90dc77f2bcf0ce2ac6cd31522b3833713112bc (patch)
treed96446b0e6b537221e2c10991977b0b668429e42 /kernel
parent5d937312da32c4ab78280d0999036ed4ea872ecb (diff)
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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 <namhyung@kernel.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/ftrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 35cc3a8909d6..8e6e64b77609 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -650,7 +650,7 @@ int ftrace_profile_pages_init(struct ftrace_profile_stat *stat)
650 650
651 pages = DIV_ROUND_UP(functions, PROFILES_PER_PAGE); 651 pages = DIV_ROUND_UP(functions, PROFILES_PER_PAGE);
652 652
653 for (i = 0; i < pages; i++) { 653 for (i = 1; i < pages; i++) {
654 pg->next = (void *)get_zeroed_page(GFP_KERNEL); 654 pg->next = (void *)get_zeroed_page(GFP_KERNEL);
655 if (!pg->next) 655 if (!pg->next)
656 goto out_free; 656 goto out_free;