Messages in this thread Patch in this message | | | From | Geliang Tang <> | Subject | [PATCH v2 2/3] efi-pstore: implement efivars_pstore_exit() | Date | Sat, 7 Nov 2015 12:43:48 +0800 |
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The original efivars_pstore_exit() is empty. I 1) add a bufsize check statement. 2) call pstore_unregister as it is defined now. 3) free the memory and set bufsize to 0.
Signed-off-by: Geliang Tang <geliangtang@163.com> --- drivers/firmware/efi/efi-pstore.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c index eac76a7..62d57d8 100644 --- a/drivers/firmware/efi/efi-pstore.c +++ b/drivers/firmware/efi/efi-pstore.c @@ -393,6 +393,13 @@ static __init int efivars_pstore_init(void) static __exit void efivars_pstore_exit(void) { + if (!efi_pstore_info.bufsize) + return; + + pstore_unregister(&efi_pstore_info); + kfree(efi_pstore_info.buf); + efi_pstore_info.buf = NULL; + efi_pstore_info.bufsize = 0; } module_init(efivars_pstore_init); -- 2.5.0
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