[PATCH 1/6] fscrypt: Use correct index in decrypt path.

Richard Weinberger richard at nod.at
Thu Dec 1 14:14:53 PST 2016


From: David Gstir <david at sigma-star.at>

Actually use the fs-provided index instead of always using page->index
which is only set for page-cache pages.

Fixes: 9c4bb8a3a9b4 ("fscrypt: Let fs select encryption index/tweak")
Signed-off-by: David Gstir <david at sigma-star.at>
Signed-off-by: Richard Weinberger <richard at nod.at>
---
 fs/crypto/crypto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c
index b6029785714c..3c1124beae28 100644
--- a/fs/crypto/crypto.c
+++ b/fs/crypto/crypto.c
@@ -296,7 +296,7 @@ EXPORT_SYMBOL(fscrypt_encrypt_page);
 int fscrypt_decrypt_page(const struct inode *inode, struct page *page,
 			unsigned int len, unsigned int offs, pgoff_t index)
 {
-	return do_page_crypto(inode, FS_DECRYPT, page->index, page, page, len, offs,
+	return do_page_crypto(inode, FS_DECRYPT, index, page, page, len, offs,
 			GFP_NOFS);
 }
 EXPORT_SYMBOL(fscrypt_decrypt_page);
-- 
2.7.3




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