[PATCH 1/6] staging: unisys: visorbus: get rid of gotos in intialize_controlvm_payload_info
David Kershner
david.kershner at unisys.com
Mon Mar 7 16:21:03 UTC 2016
Signed-off-by: David Kershner <david.kershner at unisys.com>
Signed-off-by: Timothy Sell <timothy.sell at unisys.com>
---
drivers/staging/unisys/visorbus/visorchipset.c | 30 ++++++++------------------
1 file changed, 9 insertions(+), 21 deletions(-)
diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index 3fd4bea..6ab659c 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -1382,35 +1382,23 @@ initialize_controlvm_payload_info(u64 phys_addr, u64 offset, u32 bytes,
struct visor_controlvm_payload_info *info)
{
u8 *payload = NULL;
- int rc = CONTROLVM_RESP_SUCCESS;
- if (!info) {
- rc = -CONTROLVM_RESP_ERROR_PAYLOAD_INVALID;
- goto cleanup;
- }
+ if (!info)
+ return -CONTROLVM_RESP_ERROR_PAYLOAD_INVALID;
+
memset(info, 0, sizeof(struct visor_controlvm_payload_info));
- if ((offset == 0) || (bytes == 0)) {
- rc = -CONTROLVM_RESP_ERROR_PAYLOAD_INVALID;
- goto cleanup;
- }
+ if ((offset == 0) || (bytes == 0))
+ return -CONTROLVM_RESP_ERROR_PAYLOAD_INVALID;
+
payload = memremap(phys_addr + offset, bytes, MEMREMAP_WB);
- if (!payload) {
- rc = -CONTROLVM_RESP_ERROR_IOREMAP_FAILED;
- goto cleanup;
- }
+ if (!payload)
+ return -CONTROLVM_RESP_ERROR_IOREMAP_FAILED;
info->offset = offset;
info->bytes = bytes;
info->ptr = payload;
-cleanup:
- if (rc < 0) {
- if (payload) {
- memunmap(payload);
- payload = NULL;
- }
- }
- return rc;
+ return CONTROLVM_RESP_SUCCESS;
}
static void
--
1.9.1
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