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[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>
This commit is contained in:
Herbert Xu 2007-09-10 15:51:11 +08:00
parent e4630f9fd8
commit 32528d0fbd
1 changed files with 1 additions and 1 deletions
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2
crypto/blkcipher.c
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@ -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) static inline u8 *blkcipher_get_spot(u8 *start, unsigned int len)
{ {
u8 *end_page = (u8 *)(((unsigned long)(start + len - 1)) & PAGE_MASK); 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, static inline unsigned int blkcipher_done_slow(struct crypto_blkcipher *tfm,