redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

Namhyung Kim fixed a long standing bug that can cause a kernel panic.

Browse source 
If the function profiler fails to allocate memory for everything,
 it will do a double free on the same pointer which can cause a panic.
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1.4.12 (GNU/Linux)
 
 iQEcBAABAgAGBQJRZdpLAAoJEOdOSU1xswtMyKgH/12ep1nFAYvXQQ04vcV3stCV
 7vgk6oDMAGSYgwV2eNUbHNm2zkQBifFxUWLqWyzCd9t4RZUiIv5QHd2a+N2Ta+Xp
 Do8zhwod3vzSaZsM3JvQRK5q8U6R72dqroPiv+lJ+jh7cIPdHCm87P+ZPYgAgpfv
 6J80Vk34q/HdEGEmNuQgLzgfB+sfld/Ob6Te69f1rmzqCfHCytY1i3R0iPWvaI/v
 B8R5cosjDhm0hAljsFlZb2Vl1jb89ByTgX3dL5Ph3O+hnHPCWE+ZQtbLCaOBV9F0
 z8glXmAu2XVhv++0d21ul/TddQhVYQYF+ZMawxUlnLVKZ/J66c3l9Omhwf33Wz4=
 =+NqN
 -----END PGP SIGNATURE-----

Merge tag 'trace-fixes-3.9-rc-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing fix from Steven Rostedt:
 "Namhyung Kim fixed a long standing bug that can cause a kernel panic.

  If the function profiler fails to allocate memory for everything, it
  will do a double free on the same pointer which can cause a panic"

* tag 'trace-fixes-3.9-rc-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracing: Fix double free when function profile init failed
This commit is contained in:
Linus Torvalds 2013-04-10 15:56:57 -07:00
parent fe2971a017 83e03b3fe4
commit 9baba6660b
1 changed files with 0 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
kernel/trace/ftrace.c
View file

@ -694,7 +694,6 @@ int ftrace_profile_pages_init(struct ftrace_profile_stat *stat)
free_page(tmp);
}
free_page((unsigned long)stat->pages);
stat->pages = NULL;
stat->start = NULL;