x86/efi: Remove unused find_bits() function

Left behind by commit fc37206427ce ("efi/libstub: Move Graphics Output
Protocol handling to generic code").

Signed-off-by: Lukas Wunner <lukas@wunner.de>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk>

arch/x86/boot/compressed/eboot.c

@@ -286,29 +286,6 @@ void efi_char16_printk(efi_system_table_t *table, efi_char16_t *str)
 	}
 }
 
-static void find_bits(unsigned long mask, u8 *pos, u8 *size)
-{
-	u8 first, len;
-
-	first = 0;
-	len = 0;
-
-	if (mask) {
-		while (!(mask & 0x1)) {
-			mask = mask >> 1;
-			first++;
-		}
-
-		while (mask & 0x1) {
-			mask = mask >> 1;
-			len++;
-		}
-	}
-
-	*pos = first;
-	*size = len;
-}
-
 static efi_status_t
 __setup_efi_pci32(efi_pci_io_protocol_32 *pci, struct pci_setup_rom **__rom)
 {