Remove useless casts of kmalloc return values.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/au1000/common/dbdma.c

@@ -290,8 +290,7 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 				/* If kmalloc fails, it is caught below same
 				 * as a channel not available.
 				 */
-				ctp = (chan_tab_t *)
-					kmalloc(sizeof(chan_tab_t), GFP_KERNEL);
+				ctp = kmalloc(sizeof(chan_tab_t), GFP_KERNEL);
 				chan_tab_ptr[i] = ctp;
 				break;
 			}

arch/mips/kernel/irixelf.c

@@ -422,9 +422,7 @@ static inline int look_for_irix_interpreter(char **name,
 		if (*name != NULL)
 			goto out;
 
-		*name = (char *) kmalloc((epp->p_filesz +
-					  strlen(IRIX_EMUL)),
-					 GFP_KERNEL);
+		*name = kmalloc(epp->p_filesz + strlen(IRIX_EMUL), GFP_KERNEL);
 		if (!*name)
 			return -ENOMEM;