ubd: remove dead code in ubd_setup_common

Remove some leftovers of the fake major number parsing that cause
complains from some compilers.

Fixes: 2933a1b2c6f3 ("ubd: remove the code to register as the legacy IDE driver")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210628093937.1325608-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index 0b86aa1..e309307 100644 (file)
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -243,22 +243,12 @@ static int ubd_setup_common(char *str, int *index_out, char **error_out)
        if(index_out) *index_out = -1;
        n = *str;
        if(n == '='){
-               char *end;
-               int major;
-
                str++;
                if(!strcmp(str, "sync")){
                        global_openflags = of_sync(global_openflags);
                        return err;
                }
 
-               err = -EINVAL;
-               major = simple_strtoul(str, &end, 0);
-               if((*end != '\0') || (end == str)){
-                       *error_out = "Didn't parse major number";
-                       return err;
-               }
-
                pr_warn("fake major not supported any more\n");
                return 0;
        }