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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 /fs/f2fs/f2fs.h | |
| parent | 26179670a68b7b365fbfe38afb043dcd2e1a4678 (diff) | |
| parent | 8d829b9bb878904f3419af8003176a12910b94e8 (diff) | |
| download | linux-a4eb8b993554d374002663200bf5721f7f2ee259.tar.gz linux-a4eb8b993554d374002663200bf5721f7f2ee259.tar.bz2 linux-a4eb8b993554d374002663200bf5721f7f2ee259.zip | |
Merge branch 'linus' into x86/mm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 2185c7a040a1..fd2e651bad6d 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1078,6 +1078,7 @@ static inline u32 f2fs_crc32(struct f2fs_sb_info *sbi, const void *address, { SHASH_DESC_ON_STACK(shash, sbi->s_chksum_driver); u32 *ctx = (u32 *)shash_desc_ctx(shash); + u32 retval; int err; shash->tfm = sbi->s_chksum_driver; @@ -1087,7 +1088,9 @@ static inline u32 f2fs_crc32(struct f2fs_sb_info *sbi, const void *address, err = crypto_shash_update(shash, address, length); BUG_ON(err); - return *ctx; + retval = *ctx; + barrier_data(ctx); + return retval; } static inline bool f2fs_crc_valid(struct f2fs_sb_info *sbi, __u32 blk_crc, |