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Staging: unisys: Remove RETPTR macro

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The RETPTR macro contained a goto statement which is not allowed in
the kernel.

Signed-off-by: Ken Cox <jkc@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ken Cox 2014-03-19 13:06:22 -05:00 committed by Greg Kroah-Hartman
parent 61e03b433d
commit d9355f8934
8 changed files with 55 additions and 39 deletions
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4
drivers/staging/unisys/include/timskmod.h
View File

@ -128,10 +128,6 @@ typedef long VMMIO32;/**< #VMMIO pointing to 32-bit data */
* @param x the value to return
*/
#define RETINT(x) do { rc = (x); RETTRACE(x); goto Away; } while (0)
/** return from a void* function, using a common exit point "Away"
* @param x the value to return
*/
#define RETPTR(x) do { rc = (x); RETTRACE(x); goto Away; } while (0)
/** Given a typedef/struct/union and a member field name,
* return the number of bytes occupied by that field.
* @param TYPE the typedef name, or "struct xx" or "union xx"

11
drivers/staging/unisys/uislib/uislib.c
View File

@ -270,24 +270,27 @@ init_vbus_channel(U64 channelAddr, U32 channelBytes, int isServer)
LOGERR("CONTROLVM_BUS_CREATE error: ioremap_cache of channelAddr:%Lx for channelBytes:%llu failed",
(unsigned long long) channelAddr,
(unsigned long long) channelBytes);
RETPTR(NULL);
rc = NULL;
goto Away;
}
if (isServer) {
memset_io(pChan, 0, channelBytes);
if (!ULTRA_VBUS_CHANNEL_OK_SERVER(channelBytes, NULL)) {
ERRDRV("%s channel cannot be used", __func__);
uislib_iounmap(pChan);
RETPTR(NULL);
rc = NULL;
goto Away;
}
ULTRA_VBUS_init_channel(pChan, channelBytes);
} else {
if (!ULTRA_VBUS_CHANNEL_OK_CLIENT(pChan, NULL)) {
ERRDRV("%s channel cannot be used", __func__);
uislib_iounmap(pChan);
RETPTR(NULL);
rc = NULL;
goto Away;
}
}
RETPTR(pChan);
rc = pChan;
Away:
return rc;
}

1
drivers/staging/unisys/uislib/uisqueue.c
View File

@ -30,7 +30,6 @@
#define RETVOID do { goto Away; } while (0)
#define RETINT(x) do { rc = (x); goto Away; } while (0)
#define RETPTR(x) do { rc = (x); goto Away; } while (0)
#define CHECK_CACHE_ALIGN 0

3
drivers/staging/unisys/visorchannel/visorchannel_funcs.c
View File

@ -89,8 +89,7 @@ visorchannel_create_guts(HOSTADDRESS physaddr, ulong channelBytes,
p->size = channelBytes;
p->guid = guid;
RETPTR(p);
rc = p;
Away:
if (rc == NULL) {

36
drivers/staging/unisys/visorchipset/parser.c
View File

@ -63,7 +63,8 @@ parser_init_guts(U64 addr, U32 bytes, BOOL isLocal,
MAX_CONTROLVM_PAYLOAD_BYTES);
if (tryAgain)
*tryAgain = TRUE;
RETPTR(NULL);
rc = NULL;
goto Away;
}
ctx = kzalloc(allocbytes, GFP_KERNEL|__GFP_NORETRY);
if (ctx == NULL) {
@ -71,7 +72,8 @@ parser_init_guts(U64 addr, U32 bytes, BOOL isLocal,
__func__, __FILE__, __LINE__, allocbytes);
if (tryAgain)
*tryAgain = TRUE;
RETPTR(NULL);
rc = NULL;
goto Away;
}
ctx->allocbytes = allocbytes;
@ -85,45 +87,53 @@ parser_init_guts(U64 addr, U32 bytes, BOOL isLocal,
ERRDRV("%s - bad local address (0x%-16.16Lx for %lu)",
__func__,
(unsigned long long) addr, (ulong) bytes);
RETPTR(NULL);
rc = NULL;
goto Away;
}
p = __va((ulong) (addr));
memcpy(ctx->data, p, bytes);
} else {
rgn = visor_memregion_create(addr, bytes);
if (!rgn)
RETPTR(NULL);
if (visor_memregion_read(rgn, 0, ctx->data, bytes) < 0)
RETPTR(NULL);
if (!rgn) {
rc = NULL;
goto Away;
}
if (visor_memregion_read(rgn, 0, ctx->data, bytes) < 0) {
rc = NULL;
goto Away;
}
}
if (!hasStandardPayloadHeader) {
ctx->byte_stream = TRUE;
RETPTR(ctx);
rc = ctx;
goto Away;
}
phdr = (ULTRA_CONTROLVM_PARAMETERS_HEADER *) (ctx->data);
if (phdr->TotalLength != bytes) {
ERRDRV("%s - bad total length %lu (should be %lu)",
__func__,
(ulong) (phdr->TotalLength), (ulong) (bytes));
RETPTR(NULL);
rc = NULL;
goto Away;
}
if (phdr->TotalLength < phdr->HeaderLength) {
ERRDRV("%s - total length < header length (%lu < %lu)",
__func__,
(ulong) (phdr->TotalLength),
(ulong) (phdr->HeaderLength));
RETPTR(NULL);
rc = NULL;
goto Away;
}
if (phdr->HeaderLength < sizeof(ULTRA_CONTROLVM_PARAMETERS_HEADER)) {
ERRDRV("%s - header is too small (%lu < %lu)",
__func__,
(ulong) (phdr->HeaderLength),
(ulong) (sizeof(ULTRA_CONTROLVM_PARAMETERS_HEADER)));
RETPTR(NULL);
rc = NULL;
goto Away;
}
RETPTR(ctx);
rc = ctx;
Away:
if (rgn) {
visor_memregion_destroy(rgn);

9
drivers/staging/unisys/visorutil/memregion_direct.c
View File

@ -50,10 +50,11 @@ visor_memregion_create(HOSTADDRESS physaddr, ulong nbytes)
memregion->physaddr = physaddr;
memregion->nbytes = nbytes;
memregion->overlapped = FALSE;
if (!mapit(memregion))
RETPTR(NULL);
RETPTR(memregion);
if (!mapit(memregion)) {
rc = NULL;
goto Away;
}
rc = memregion;
Away:
if (rc == NULL) {
if (memregion != NULL) {

22
drivers/staging/unisys/visorutil/procobjecttree.c
View File

@ -162,12 +162,14 @@ MYPROCTYPE *visor_proc_CreateType(struct proc_dir_entry *procDirRoot,
parent = procDirRoot;
for (i = 0; i < type->nNames; i++) {
type->procDirs[i] = createProcDir(type->name[i], parent);
if (type->procDirs[i] == NULL)
RETPTR(NULL);
if (type->procDirs[i] == NULL) {
rc = NULL;
goto Away;
}
parent = type->procDirs[i];
}
type->procDir = type->procDirs[type->nNames-1];
RETPTR(type);
rc = type;
Away:
if (rc == NULL) {
if (type != NULL) {
@ -232,8 +234,10 @@ MYPROCOBJECT *visor_proc_CreateObject(MYPROCTYPE *type,
}
strcpy(obj->name, name);
obj->procDir = createProcDir(obj->name, type->procDir);
if (obj->procDir == NULL)
RETPTR(NULL);
if (obj->procDir == NULL) {
rc = NULL;
goto Away;
}
}
obj->procDirPropertyContexts =
kzalloc((type->nProperties + 1) * sizeof(PROCDIRENTRYCONTEXT),
@ -256,11 +260,13 @@ MYPROCOBJECT *visor_proc_CreateObject(MYPROCTYPE *type,
createProcFile(type->propertyNames[i],
obj->procDir, &proc_fops,
&obj->procDirPropertyContexts[i]);
if (obj->procDirProperties[i] == NULL)
RETPTR(NULL);
if (obj->procDirProperties[i] == NULL) {
rc = NULL;
goto Away;
}
}
}
RETPTR(obj);
rc = obj;
Away:
if (rc == NULL) {
if (obj != NULL) {

8
drivers/staging/unisys/visorutil/visorkmodutils.c
View File

@ -43,12 +43,14 @@ struct seq_file *visor_seq_file_new_buffer(void *buf, size_t buf_size)
struct seq_file *rc = NULL;
struct seq_file *m = kmalloc_kernel(sizeof(struct seq_file));
if (m == NULL)
RETPTR(NULL);
if (m == NULL) {
rc = NULL;
goto Away;
}
memset(m, 0, sizeof(struct seq_file));
m->buf = buf;
m->size = buf_size;
RETPTR(m);
rc = m;
Away:
if (rc == NULL) {
visor_seq_file_done_buffer(m);