fs: udf: Optimize udf_free_in_core_inode and udf_find_fileset function

These two functions perform the following optimizations.
1. Delete the type cast of foo pointer. Void * does not need to convert
the type.
2. Delete the initialization assignment of bh variable, which is
assigned first.

Signed-off-by: Li zeming <zeming@nfschina.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20221012104235.3331-1-zeming@nfschina.com

diff --git a/fs/udf/super.c b/fs/udf/super.c
index 4042d97..06eda81 100644 (file)
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -162,7 +162,7 @@ static void udf_free_in_core_inode(struct inode *inode)
 
 static void init_once(void *foo)
 {
-       struct udf_inode_info *ei = (struct udf_inode_info *)foo;
+       struct udf_inode_info *ei = foo;
 
        ei->i_data = NULL;
        inode_init_once(&ei->vfs_inode);
@@ -820,7 +820,7 @@ static int udf_find_fileset(struct super_block *sb,
                            struct kernel_lb_addr *fileset,
                            struct kernel_lb_addr *root)
 {
-       struct buffer_head *bh = NULL;
+       struct buffer_head *bh;
        uint16_t ident;
        int ret;