[PATCH] staging: wfx: simplify virt_addr_valid call

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From: Tom Rix <trix@xxxxxxxxxx>

Reviewing sram_write_dma_safe(), there are two
identical calls to virt_addr_valid().  The second
call can be simplified by a comparison of variables
set from the first call.

Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
---
 drivers/staging/wfx/fwio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wfx/fwio.c b/drivers/staging/wfx/fwio.c
index 22d3b684f04f..c99adb0c99f1 100644
--- a/drivers/staging/wfx/fwio.c
+++ b/drivers/staging/wfx/fwio.c
@@ -94,7 +94,7 @@ static int sram_write_dma_safe(struct wfx_dev *wdev, u32 addr, const u8 *buf,
 		tmp = buf;
 	}
 	ret = sram_buf_write(wdev, addr, tmp, len);
-	if (!virt_addr_valid(buf))
+	if (tmp != buf)
 		kfree(tmp);
 	return ret;
 }
-- 
2.18.1

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