OSDN Git Service
(root)
/
android-x86
/
kernel.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
0e2a5f1
)
perf session: Fix crash with invalid CPU list
author
David Ahern
<dsahern@gmail.com>
Sun, 13 Nov 2011 17:45:27 +0000
(10:45 -0700)
committer
Arnaldo Carvalho de Melo
<acme@redhat.com>
Wed, 16 Nov 2011 12:02:26 +0000
(10:02 -0200)
commit
5d67be9
added the option to specify a range of CPUs of interest,
but does not catch an invalid CPU list:
$ perf script -c foo
Segmentation fault (core dumped)
Cc: Anton Blanchard <anton@samba.org>
Link:
http://lkml.kernel.org/r/1321206327-5881-1-git-send-email-dsahern@gmail.com
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/util/session.c
patch
|
blob
|
history
diff --git
a/tools/perf/util/session.c
b/tools/perf/util/session.c
index
85c1e6b
..
0f4555c
100644
(file)
--- a/
tools/perf/util/session.c
+++ b/
tools/perf/util/session.c
@@
-1333,6
+1333,10
@@
int perf_session__cpu_bitmap(struct perf_session *session,
}
map = cpu_map__new(cpu_list);
+ if (map == NULL) {
+ pr_err("Invalid cpu_list\n");
+ return -1;
+ }
for (i = 0; i < map->nr; i++) {
int cpu = map->map[i];