fs/ecryptfs: Add printf format/argument verification and fix fallout

Add __attribute__((format... to __ecryptfs_printk
Make formats and arguments match.
Add casts to (unsigned long long) for %llu.

Signed-off-by: Joe Perches <joe@perches.com>
[tyhicks: 80 columns cleanup and fixed typo]
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 19f0450..758323a 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -810,9 +810,10 @@
 		ecryptfs_printk(KERN_ERR, "The eCryptfs extent size is "
 				"larger than the host's page size, and so "
 				"eCryptfs cannot run on this system. The "
-				"default eCryptfs extent size is [%d] bytes; "
-				"the page size is [%d] bytes.\n",
-				ECRYPTFS_DEFAULT_EXTENT_SIZE, PAGE_CACHE_SIZE);
+				"default eCryptfs extent size is [%u] bytes; "
+				"the page size is [%lu] bytes.\n",
+				ECRYPTFS_DEFAULT_EXTENT_SIZE,
+				(unsigned long)PAGE_CACHE_SIZE);
 		goto out;
 	}
 	rc = ecryptfs_init_kmem_caches();