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| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2013-07-02 09:02:32 +0800 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2013-08-19 10:13:30 -0700 |
| commit | 08b326d071534fe5f122d8dec373cacb40bc7a7b (patch) | |
| tree | e5b6165bf1c5d88ffa10ff303a142497611bbba1 | |
| parent | b36f4be3de1b123d8601de062e7dbfc904f305fb (diff) | |
| download | blackbird-op-linux-08b326d071534fe5f122d8dec373cacb40bc7a7b.tar.gz blackbird-op-linux-08b326d071534fe5f122d8dec373cacb40bc7a7b.zip | |
acpi/apei/erst: Add missing iounmap() on error in erst_exec_move_data()
Add the missing iounmap() before return from erst_exec_move_data()
in the error handling case.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
| -rw-r--r-- | drivers/acpi/apei/erst.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c index 88d0b0f9f92b..6885809abcd8 100644 --- a/drivers/acpi/apei/erst.c +++ b/drivers/acpi/apei/erst.c @@ -284,8 +284,10 @@ static int erst_exec_move_data(struct apei_exec_context *ctx, if (!src) return -ENOMEM; dst = ioremap(ctx->dst_base + offset, ctx->var2); - if (!dst) + if (!dst) { + iounmap(src); return -ENOMEM; + } memmove(dst, src, ctx->var2); |
