IB/iser: Remove unused "write-only" variables

Remove variables that are set but then never looked at in the iSER
initiator.  These cleanups came from David Binderman's list of "set
but never used" warnings from icc.

Signed-off-by: Roland Dreier <rolandd@cisco.com>

diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c
index 9b3d79c..e73c87b 100644 (file)
--- a/drivers/infiniband/ulp/iser/iser_initiator.c
+++ b/drivers/infiniband/ulp/iser/iser_initiator.c
@@ -487,10 +487,8 @@ int iser_send_control(struct iscsi_conn *conn,
        struct iscsi_iser_conn *iser_conn = conn->dd_data;
        struct iser_desc *mdesc = mtask->dd_data;
        struct iser_dto *send_dto = NULL;
-       unsigned int itt;
        unsigned long data_seg_len;
        int err = 0;
-       unsigned char opcode;
        struct iser_regd_buf *regd_buf;
        struct iser_device *device;
 
@@ -512,8 +510,6 @@ int iser_send_control(struct iscsi_conn *conn,
 
        iser_reg_single(device, send_dto->regd[0], DMA_TO_DEVICE);
 
-       itt = ntohl(mtask->hdr->itt);
-       opcode = mtask->hdr->opcode & ISCSI_OPCODE_MASK;
        data_seg_len = ntoh24(mtask->hdr->dlength);
 
        if (data_seg_len > 0) {

diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c
index 3aedd59..86b6915 100644 (file)
--- a/drivers/infiniband/ulp/iser/iser_memory.c
+++ b/drivers/infiniband/ulp/iser/iser_memory.c
@@ -235,7 +235,7 @@ static int iser_sg_to_page_vec(struct iser_data_buf *data,
 {
        struct scatterlist *sg = (struct scatterlist *)data->buf;
        dma_addr_t first_addr, last_addr, page;
-       int start_aligned, end_aligned;
+       int end_aligned;
        unsigned int cur_page = 0;
        unsigned long total_sz = 0;
        int i;
@@ -249,7 +249,6 @@ static int iser_sg_to_page_vec(struct iser_data_buf *data,
                first_addr = sg_dma_address(&sg[i]);
                last_addr  = first_addr + sg_dma_len(&sg[i]);
 
-               start_aligned = !(first_addr & ~MASK_4K);
                end_aligned   = !(last_addr  & ~MASK_4K);
 
                /* continue to collect page fragments till aligned or SG ends */