fs/hfsplus/wrapper.c: replace min/casting by min_t

Also add * before function comments (it was not detected by kernel-doc)

Signed-off-by: Fabian Frederick <[e-mail]>
Cc: Vyacheslav Dubeyko <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

fs/hfsplus/wrapper.c

···
 	u16 embed_count;
 };
 
-/*
- * hfsplus_submit_bio - Perfrom block I/O
+/**
+ * hfsplus_submit_bio - Perform block I/O
  * @sb: super block of volume for I/O
  * @sector: block to read or write, for blocks of HFSPLUS_SECTOR_SIZE bytes
  * @buf: buffer for I/O
···
 	sbi->alloc_blksz_shift = 0;
 	while ((blocksize >>= 1) != 0)
 		sbi->alloc_blksz_shift++;
-	blocksize = min(sbi->alloc_blksz, (u32)PAGE_SIZE);
+	blocksize = min_t(u32, sbi->alloc_blksz, PAGE_SIZE);
 
 	/*
 	 * Align block size to block offset.