From: Jason Yan <yanaijie@xxxxxxxxxx> Subject: lib/test_lockup.c: make test_inode static Fix the following sparse warning: lib/test_lockup.c:145:14: warning: symbol 'test_inode' was not declared. Should it be static? Link: http://lkml.kernel.org/r/20200417074021.46411-1-yanaijie@xxxxxxxxxx Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- lib/test_lockup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/lib/test_lockup.c~lib-test_lockupc-make-test_inode-static +++ a/lib/test_lockup.c @@ -142,7 +142,7 @@ module_param(reallocate_pages, bool, 040 MODULE_PARM_DESC(reallocate_pages, "free and allocate pages between iterations"); struct file *test_file; -struct inode *test_inode; +static struct inode *test_inode; static char test_file_path[256]; module_param_string(file_path, test_file_path, sizeof(test_file_path), 0400); MODULE_PARM_DESC(file_path, "file path to test"); _