[PATCH] ppc32 8xx: Fix harmless warning in 8xx_io/commproc.c

Signed-off-by: Paul Mackerras <paulus@samba.org>

include/asm-ppc/commproc.h

@@ -83,6 +83,8 @@ extern uint m8xx_cpm_hostalloc(uint size);
 extern int  m8xx_cpm_hostfree(uint start);
 extern void m8xx_cpm_hostdump(void);
 
+extern void cpm_load_patch(volatile immap_t *immr);
+
 /* Buffer descriptors used by many of the CPM protocols.
 */
 typedef struct cpm_buf_desc {