From 0e779e2865b2f204e07b83eea306c5b116158407 Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Sun, 28 Oct 2012 00:49:33 +0900 Subject: [PATCH] --- yaml --- r: 358477 b: refs/heads/master c: 2c88ae90939c2ef8ae80b07713b898c577b81598 h: refs/heads/master i: 358475: f6c6ee4204fa86f1b11006916c352954edc49372 v: v3 --- [refs] | 2 +- trunk/crypto/async_tx/async_xor.c | 4 +--- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/[refs] b/[refs] index fd0e46cf10bf..9f60001ff612 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 1ba151cdf5ac120fc829ee6524fefedc6828947f +refs/heads/master: 2c88ae90939c2ef8ae80b07713b898c577b81598 diff --git a/trunk/crypto/async_tx/async_xor.c b/trunk/crypto/async_tx/async_xor.c index 154cc84381c2..8ade0a0481c6 100644 --- a/trunk/crypto/async_tx/async_xor.c +++ b/trunk/crypto/async_tx/async_xor.c @@ -230,9 +230,7 @@ EXPORT_SYMBOL_GPL(async_xor); static int page_is_zero(struct page *p, unsigned int offset, size_t len) { - char *a = page_address(p) + offset; - return ((*(u32 *) a) == 0 && - memcmp(a, a + 4, len - 4) == 0); + return !memchr_inv(page_address(p) + offset, 0, len); } static inline struct dma_chan *