parisc: fix compile warning in mm/init.c

arch/parisc/mm/init.c: In function 'free_initmem':
381: warning: passing argument 1 of 'memset' makes pointer from integer without a cast

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>

+1 -1
+1 -1
arch/parisc/mm/init.c
··· 378 378 /* Attempt to catch anyone trying to execute code here 379 379 * by filling the page with BRK insns. 380 380 */ 381 - memset(init_begin, 0x00, init_end - init_begin); 381 + memset((void *)init_begin, 0x00, init_end - init_begin); 382 382 flush_icache_range(init_begin, init_end); 383 383 #endif 384 384