lwp: Don't cast returns from malloc()

malloc() returns a (void *) on all of our current platforms. So,
don't bother casting the return value before assigning it - it is
unnecessary noise.

Change-Id: Ie41f7b831f0ba70796649e2493e014fe44f1c39e
Reviewed-on: http://gerrit.openafs.org/7467
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>

src/lwp/iomgr.c

@@ -158,7 +158,7 @@ fd_set *IOMGR_AllocFDSet(void)
 	iomgrFreeFDSets = iomgrFreeFDSets->next;
     }
     else {
-	t = (struct IOMGR_fd_set *)malloc(sizeof(fd_set));
+	t = malloc(sizeof(fd_set));
     }
     if (!t)
 	return (fd_set*)0;

src/lwp/lwp.c

@@ -281,7 +281,7 @@ LWP_CreateProcess(void *(*ep) (void *), int stacksize, int priority, void *parm,
     /* Throw away all dead process control blocks */
     purge_dead_pcbs();
     if (lwp_init) {
-	temp = (PROCESS) malloc(sizeof(struct lwp_pcb));
+	temp = malloc(sizeof(struct lwp_pcb));
 	if (temp == NULL) {
 	    Set_LWP_RC();
 	    return LWP_ENOMEM;
@@ -337,9 +337,9 @@ LWP_CreateProcess(void *(*ep) (void *), int stacksize, int priority, void *parm,
 	stackmemory = stackptr;
 #else
 #ifdef AFS_DARWIN_ENV
-	if ((stackmemory = (char *)malloc(stacksize + STACK_ALIGN - 1)) == NULL)
+	if ((stackmemory = malloc(stacksize + STACK_ALIGN - 1)) == NULL)
 #else /* !AFS_DARWIN_ENV */
-	if ((stackmemory = (char *)malloc(stacksize + 7)) == NULL)
+	if ((stackmemory = malloc(stacksize + 7)) == NULL)
 #endif /* !AFS_DARWIN_ENV */
 	{
 	    Set_LWP_RC();
@@ -434,7 +434,7 @@ LWP_CreateProcess2(void *(*ep) (void *), int stacksize, int priority, void *parm
     /* Throw away all dead process control blocks */
     purge_dead_pcbs();
     if (lwp_init) {
-	temp = (PROCESS) malloc(sizeof(struct lwp_pcb));
+	temp = malloc(sizeof(struct lwp_pcb));
 	if (temp == NULL) {
 	    Set_LWP_RC();
 	    return LWP_ENOMEM;
@@ -444,7 +444,7 @@ LWP_CreateProcess2(void *(*ep) (void *), int stacksize, int priority, void *parm
 	else
 	    stacksize =
 		STACK_ALIGN * ((stacksize + STACK_ALIGN - 1) / STACK_ALIGN);
-	if ((stackptr = (char *)malloc(stacksize)) == NULL) {
+	if ((stackptr = malloc(stacksize)) == NULL) {
 	    Set_LWP_RC();
 	    return LWP_ENOMEM;
 	}
@@ -614,8 +614,8 @@ LWP_InitializeProcessSupport(int priority, PROCESS * pid)
     blocked.count = 0;
     qwaiting.head = NULL;
     qwaiting.count = 0;
-    lwp_init = (struct lwp_ctl *)malloc(sizeof(struct lwp_ctl));
-    temp = (PROCESS) malloc(sizeof(struct lwp_pcb));
+    lwp_init = malloc(sizeof(struct lwp_ctl));
+    temp = malloc(sizeof(struct lwp_pcb));
     if (lwp_init == NULL || temp == NULL)
 	Abort_LWP("Insufficient Storage to Initialize LWP Support");
     LWPANCHOR.processcnt = 1;
@@ -1032,7 +1032,7 @@ Initialize_PCB(PROCESS temp, int priority, char *stack, int stacksize,
 	    i++;
     temp->name[31] = '\0';
     temp->status = READY;
-    temp->eventlist = (void **)malloc(EVINITSIZE * sizeof(void *));
+    temp->eventlist = malloc(EVINITSIZE * sizeof(void *));
     temp->eventlistsize = EVINITSIZE;
     temp->eventcnt = 0;
     temp->wakevent = 0;

src/lwp/lwp_nt.c

@@ -147,7 +147,7 @@ int LWP_InitializeProcessSupport(int priority, PROCESS *pid)
 
     if (priority >= MAX_PRIORITIES) return LWP_EBADPRI;
 
-    pcb = (PROCESS)malloc(sizeof(*pcb));
+    pcb = malloc(sizeof(*pcb));
     if (pcb == NULL)
 	Abort_LWP("Insufficient Storage to Initialize LWP PCB");
     (void) memset((void*)pcb, 0, sizeof(*pcb));
@@ -155,7 +155,7 @@ int LWP_InitializeProcessSupport(int priority, PROCESS *pid)
     if (pcb == NULL)
 	Abort_LWP("Cannot convert main thread to LWP fiber");
 
-    lwp_init = (struct lwp_ctl *) malloc(sizeof(struct lwp_ctl));
+    lwp_init = malloc(sizeof(struct lwp_ctl));
     if (lwp_init == NULL)
 	Abort_LWP("Insufficient Storage to Initialize LWP CTL");
     (void) memset((void*)lwp_init, 0, sizeof(struct lwp_ctl));
@@ -213,7 +213,7 @@ int LWP_CreateProcess(int (*funP)(), int stacksize, int priority, void *argP,
 
     purge_dead_pcbs();
 
-    pcb = (PROCESS)malloc(sizeof(*pcb));
+    pcb = malloc(sizeof(*pcb));
     if (pcb == NULL)
 	return LWP_ENOMEM;
     (void) memset((void*)pcb, 0, sizeof(*pcb));
@@ -485,7 +485,7 @@ static void Initialize_PCB(PROCESS pcb, int priority, int stacksize,
     pcb->funP = funP;
     pcb->argP = argP;
     pcb->status = READY;
-    pcb->eventlist = (void**)malloc(EVINITSIZE*sizeof(void*));
+    pcb->eventlist = malloc(EVINITSIZE*sizeof(void*));
     pcb->eventlistsize =  pcb->eventlist ? EVINITSIZE : 0;
     pcb->eventcnt = 0;
     pcb->wakevent = 0;

src/lwp/rw.c

@@ -39,7 +39,7 @@ init()
 {
     queue *q;
 
-    q = (queue *) malloc(sizeof(queue));
+    q = malloc(sizeof(queue));
     q->prev = q->next = q;
     return (q);
 }
@@ -55,7 +55,7 @@ insert(queue * q, char *s)
 {
     queue *new;
 
-    new = (queue *) malloc(sizeof(queue));
+    new = malloc(sizeof(queue));
     new->data = s;
     new->prev = q->prev;
     q->prev->next = new;

src/lwp/test/selclient.c

@@ -242,9 +242,9 @@ sendTest(int sockFD, int delay, int reqOOB, int size)
     selcmd_t selCmd;
     time_t stime, etime;
 
-    buf = (char *)malloc(size);
+    buf = malloc(size);
     assert(buf);
-    bufTest = (char *)malloc(size);
+    bufTest = malloc(size);
     assert(bufTest);
 
     for (j = i = 0; i < size; i++, j++) {

src/lwp/test/selserver.c

@@ -376,7 +376,7 @@ handleWrite(clientHandle_t * ch, selcmd_t * sc)
     if (sc->sc_flags & SC_WAIT_OOB)
 	sendOOB(ch->ch_fd);
 
-    buf = (char *)malloc(sc->sc_info);
+    buf = malloc(sc->sc_info);
     assert(buf);
     i = 0;
 

src/lwp/test/testlwp.c

@@ -165,7 +165,7 @@ int LWP_CreateProcess(ep, stacksize, priority, parm, name, pid)
     /* Throw away all dead process control blocks */
     purge_dead_pcbs();
     if (lwp_init) {
-	temp = (PROCESS) malloc (sizeof (struct lwp_pcb));
+	temp = malloc (sizeof (struct lwp_pcb));
 	if (temp == NULL) {
 	    Set_LWP_RC();
 	    return LWP_ENOMEM;
@@ -174,7 +174,7 @@ int LWP_CreateProcess(ep, stacksize, priority, parm, name, pid)
 	    stacksize = 1000;
 	else
 	    stacksize = 4 * ((stacksize+3) / 4);
-	if ((stackptr = (char *) malloc(stacksize)) == NULL) {
+	if ((stackptr = malloc(stacksize)) == NULL) {
 	    Set_LWP_RC();
 	    return LWP_ENOMEM;
 	}
@@ -293,8 +293,8 @@ int LWP_InitializeProcessSupport(priority, pid)
     }
     blocked.head = NULL;
     blocked.count = 0;
-    lwp_init = (struct lwp_ctl *) malloc(sizeof(struct lwp_ctl));
-    temp = (PROCESS) malloc(sizeof(struct lwp_pcb));
+    lwp_init = malloc(sizeof(struct lwp_ctl));
+    temp = malloc(sizeof(struct lwp_pcb));
     if (lwp_init == NULL || temp == NULL)
 	Abort_LWP("Insufficient Storage to Initialize LWP Support");
     LWPANCHOR.processcnt = 1;

src/lwp/timer.c

@@ -37,7 +37,7 @@ typedef unsigned char bool;
 
 #define expiration TotalTime
 
-#define new_elem()	((struct TM_Elem *) malloc(sizeof(struct TM_Elem)))
+#define new_elem()	(malloc(sizeof(struct TM_Elem)))
 
 #define MILLION	1000000