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path: root/drivers/char/xilinx_hwicap
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Diffstat (limited to 'drivers/char/xilinx_hwicap')
-rw-r--r--drivers/char/xilinx_hwicap/xilinx_hwicap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
index 39ccdeada791..e90e1c74fd4c 100644
--- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c
+++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
@@ -621,7 +621,7 @@ static int __devinit hwicap_setup(struct device *dev, int id,
drvdata->mem_start = regs_res->start;
drvdata->mem_end = regs_res->end;
- drvdata->mem_size = regs_res->end - regs_res->start + 1;
+ drvdata->mem_size = resource_size(regs_res);
if (!request_mem_region(drvdata->mem_start,
drvdata->mem_size, DRIVER_NAME)) {