From 78aca3bbee880ea4d6f30d603c057058b03bdc77 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Fri, 10 Aug 2018 14:08:37 +0800 Subject: [PATCH] vxge: remove set but not used variable 'req_out', 'status' and 'ret' Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/neterion/vxge/vxge-config.c:1097:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] drivers/net/ethernet/neterion/vxge/vxge-config.c:2263:6: warning: variable 'req_out' set but not used [-Wunused-but-set-variable] drivers/net/ethernet/neterion/vxge/vxge-config.c:2262:22: warning: variable 'status' set but not used [-Wunused-but-set-variable] drivers/net/ethernet/neterion/vxge/vxge-config.c:2360:22: warning: variable 'status' set but not used [-Wunused-but-set-variable] enum vxge_hw_status status = VXGE_HW_OK; Signed-off-by: YueHaibing Signed-off-by: David S. Miller --- .../net/ethernet/neterion/vxge/vxge-config.c | 27 +++++-------------- 1 file changed, 6 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/neterion/vxge/vxge-config.c b/drivers/net/ethernet/neterion/vxge/vxge-config.c index ae8149831e47..398011c87643 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-config.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-config.c @@ -1094,12 +1094,9 @@ static void __vxge_hw_blockpool_destroy(struct __vxge_hw_blockpool *blockpool) { struct __vxge_hw_device *hldev; struct list_head *p, *n; - u16 ret; - if (blockpool == NULL) { - ret = 1; - goto exit; - } + if (!blockpool) + return; hldev = blockpool->hldev; @@ -1122,8 +1119,7 @@ static void __vxge_hw_blockpool_destroy(struct __vxge_hw_blockpool *blockpool) list_del(&((struct __vxge_hw_blockpool_entry *)p)->item); kfree((void *)p); } - ret = 0; -exit: + return; } @@ -2259,14 +2255,11 @@ static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh, struct __vxge_hw_blockpool *blockpool; struct __vxge_hw_blockpool_entry *entry = NULL; dma_addr_t dma_addr; - enum vxge_hw_status status = VXGE_HW_OK; - u32 req_out; blockpool = &devh->block_pool; if (block_addr == NULL) { blockpool->req_out--; - status = VXGE_HW_FAIL; goto exit; } @@ -2276,7 +2269,6 @@ static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh, if (unlikely(pci_dma_mapping_error(devh->pdev, dma_addr))) { vxge_os_dma_free(devh->pdev, block_addr, &acc_handle); blockpool->req_out--; - status = VXGE_HW_FAIL; goto exit; } @@ -2291,7 +2283,7 @@ static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh, else list_del(&entry->item); - if (entry != NULL) { + if (entry) { entry->length = length; entry->memblock = block_addr; entry->dma_addr = dma_addr; @@ -2299,13 +2291,10 @@ static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh, entry->dma_handle = dma_h; list_add(&entry->item, &blockpool->free_block_list); blockpool->pool_size++; - status = VXGE_HW_OK; - } else - status = VXGE_HW_ERR_OUT_OF_MEMORY; + } blockpool->req_out--; - req_out = blockpool->req_out; exit: return; } @@ -2357,7 +2346,6 @@ static void *__vxge_hw_blockpool_malloc(struct __vxge_hw_device *devh, u32 size, struct __vxge_hw_blockpool_entry *entry = NULL; struct __vxge_hw_blockpool *blockpool; void *memblock = NULL; - enum vxge_hw_status status = VXGE_HW_OK; blockpool = &devh->block_pool; @@ -2367,10 +2355,8 @@ static void *__vxge_hw_blockpool_malloc(struct __vxge_hw_device *devh, u32 size, &dma_object->handle, &dma_object->acc_handle); - if (memblock == NULL) { - status = VXGE_HW_ERR_OUT_OF_MEMORY; + if (!memblock) goto exit; - } dma_object->addr = pci_map_single(devh->pdev, memblock, size, PCI_DMA_BIDIRECTIONAL); @@ -2379,7 +2365,6 @@ static void *__vxge_hw_blockpool_malloc(struct __vxge_hw_device *devh, u32 size, dma_object->addr))) { vxge_os_dma_free(devh->pdev, memblock, &dma_object->acc_handle); - status = VXGE_HW_ERR_OUT_OF_MEMORY; goto exit; } -- 2.30.2