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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-09-10 15:51:11 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2007-09-10 15:51:11 +0800 |
| commit | 32528d0fbda1093eeeaa7d0a2c498bbb5154099d (patch) | |
| tree | 091f9df30f873c472ecccac0e9b103dc84a981dd /crypto/blkcipher.c | |
| parent | e4630f9fd8cdc14eb1caa08dafe649eb5ae09985 (diff) | |
| download | lwn-32528d0fbda1093eeeaa7d0a2c498bbb5154099d.tar.gz lwn-32528d0fbda1093eeeaa7d0a2c498bbb5154099d.zip | |
[CRYPTO] blkcipher: Fix inverted test in blkcipher_get_spot
The previous patch had the conditional inverted. This patch fixes it
so that we return the original position if it does not straddle a page.
Thanks to Bob Gilligan for spotting this.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/blkcipher.c')
| -rw-r--r-- | crypto/blkcipher.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c index 97586afbe63b..d8f8ec320213 100644 --- a/crypto/blkcipher.c +++ b/crypto/blkcipher.c @@ -65,7 +65,7 @@ static inline void blkcipher_unmap_dst(struct blkcipher_walk *walk) static inline u8 *blkcipher_get_spot(u8 *start, unsigned int len) { u8 *end_page = (u8 *)(((unsigned long)(start + len - 1)) & PAGE_MASK); - return start < end_page ? start : end_page; + return start > end_page ? start : end_page; } static inline unsigned int blkcipher_done_slow(struct crypto_blkcipher *tfm, |