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| author | Ingo Molnar <mingo@kernel.org> | 2017-06-22 10:57:28 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-06-22 10:57:28 +0200 |
| commit | a4eb8b993554d374002663200bf5721f7f2ee259 (patch) | |
| tree | e8934fdf72b4b09db9f514ae82bc81d03959b942 /lib | |
| parent | 26179670a68b7b365fbfe38afb043dcd2e1a4678 (diff) | |
| parent | 8d829b9bb878904f3419af8003176a12910b94e8 (diff) | |
| download | op-kernel-dev-a4eb8b993554d374002663200bf5721f7f2ee259.zip op-kernel-dev-a4eb8b993554d374002663200bf5721f7f2ee259.tar.gz | |
Merge branch 'linus' into x86/mm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libcrc32c.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/libcrc32c.c b/lib/libcrc32c.c index 74a54b7..9f79547 100644 --- a/lib/libcrc32c.c +++ b/lib/libcrc32c.c @@ -43,7 +43,7 @@ static struct crypto_shash *tfm; u32 crc32c(u32 crc, const void *address, unsigned int length) { SHASH_DESC_ON_STACK(shash, tfm); - u32 *ctx = (u32 *)shash_desc_ctx(shash); + u32 ret, *ctx = (u32 *)shash_desc_ctx(shash); int err; shash->tfm = tfm; @@ -53,7 +53,9 @@ u32 crc32c(u32 crc, const void *address, unsigned int length) err = crypto_shash_update(shash, address, length); BUG_ON(err); - return *ctx; + ret = *ctx; + barrier_data(ctx); + return ret; } EXPORT_SYMBOL(crc32c); |
