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