[PATCH 2/2] RDMA/bnxt_re: Use common error handling code in bnxt_qplib_alloc_dpi_tbl()

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From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 27 Jan 2018 20:56:56 +0100

Add a jump target so that a bit of exception handling can be better reused
at the end of this function.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
 drivers/infiniband/hw/bnxt_re/qplib_res.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c
index 9dacfd24869b..539a5d44e6db 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c
@@ -705,10 +705,8 @@ static int bnxt_qplib_alloc_dpi_tbl(struct bnxt_qplib_res     *res,
 	dpit->max = dbr_len / PAGE_SIZE;
 
 	dpit->app_tbl = kcalloc(dpit->max, sizeof(void *), GFP_KERNEL);
-	if (!dpit->app_tbl) {
-		pci_iounmap(res->pdev, dpit->dbr_bar_reg_iomem);
-		return -ENOMEM;
-	}
+	if (!dpit->app_tbl)
+		goto unmap_io;
 
 	bytes = dpit->max >> 3;
 	if (!bytes)
@@ -716,15 +714,18 @@ static int bnxt_qplib_alloc_dpi_tbl(struct bnxt_qplib_res     *res,
 
 	dpit->tbl = kmalloc(bytes, GFP_KERNEL);
 	if (!dpit->tbl) {
-		pci_iounmap(res->pdev, dpit->dbr_bar_reg_iomem);
 		kfree(dpit->app_tbl);
 		dpit->app_tbl = NULL;
-		return -ENOMEM;
+		goto unmap_io;
 	}
 
 	memset((u8 *)dpit->tbl, 0xFF, bytes);
 
 	return 0;
+
+unmap_io:
+	pci_iounmap(res->pdev, dpit->dbr_bar_reg_iomem);
+	return -ENOMEM;
 }
 
 /* PKEYs */
-- 
2.16.1

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