fs: 9p: remove unneeded variable

Fix the following coccicheck review:
./fs/9p/vfs_file.c: 117: 5-8: Unneeded variable

Remove unneeded variable used to store return value.

Link: https://lkml.kernel.org/r/20211109114343.132844-1-deng.changcheng@zte.com.cn
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Changcheng Deng <deng.changcheng@zte.com.cn>
Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>

diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 612e297..b42b65e 100644 (file)
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -114,7 +114,6 @@ out_error:
 
 static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl)
 {
-       int res = 0;
        struct inode *inode = file_inode(filp);
 
        p9_debug(P9_DEBUG_VFS, "filp: %p lock: %p\n", filp, fl);
@@ -124,7 +123,7 @@ static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl)
                invalidate_mapping_pages(&inode->i_data, 0, -1);
        }
 
-       return res;
+       return 0;
 }
 
 static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)