1817 	SHASH_DESC_ON_STACK(shash, fs_info->csum_shash);  in scrub_checksum_data()
1829 	shash->tfm = fs_info->csum_shash;  in scrub_checksum_data()
1830 	crypto_shash_init(shash);  in scrub_checksum_data()
1836 	crypto_shash_digest(shash, kaddr, fs_info->sectorsize, csum);  in scrub_checksum_data()
1848 	SHASH_DESC_ON_STACK(shash, fs_info->csum_shash);  in scrub_checksum_tree_block()
1892 	shash->tfm = fs_info->csum_shash;  in scrub_checksum_tree_block()
1893 	crypto_shash_init(shash);  in scrub_checksum_tree_block()
1894 	crypto_shash_update(shash, kaddr + BTRFS_CSUM_SIZE,  in scrub_checksum_tree_block()
1899 		crypto_shash_update(shash, kaddr, sectorsize);  in scrub_checksum_tree_block()
1902 	crypto_shash_final(shash, calculated_csum);  in scrub_checksum_tree_block()
1914 	SHASH_DESC_ON_STACK(shash, fs_info->csum_shash);  in scrub_checksum_super()
1935 	shash->tfm = fs_info->csum_shash;  in scrub_checksum_super()
1936 	crypto_shash_init(shash);  in scrub_checksum_super()
1937 	crypto_shash_digest(shash, kaddr + BTRFS_CSUM_SIZE,  in scrub_checksum_super()