Ideally the function should not change the variables outside of its body.

Signed-off-by: Ivan Safonov <insafo...@gmail.com>
---
 drivers/staging/rtl8188eu/hal/fw.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rtl8188eu/hal/fw.c 
b/drivers/staging/rtl8188eu/hal/fw.c
index 4d72537..5b569ef 100644
--- a/drivers/staging/rtl8188eu/hal/fw.c
+++ b/drivers/staging/rtl8188eu/hal/fw.c
@@ -75,14 +75,14 @@ static void _rtl88e_fw_block_write(struct adapter *adapt,
                usb_write8(adapt, write_address, byte_buffer[i]);
 }
 
-static void _rtl88e_fill_dummy(u8 *pfwbuf, u32 *pfwlen)
+static u32 _rtl88e_fill_dummy(u8 *pfwbuf, u32 pfwlen)
 {
        u32 i;
 
-       for (i = *pfwlen; i < roundup(*pfwlen, 4); i++)
+       for (i = pfwlen; i < roundup(pfwlen, 4); i++)
                pfwbuf[i] = 0;
 
-       *pfwlen = i;
+       return i;
 }
 
 static void _rtl88e_fw_page_write(struct adapter *adapt,
@@ -103,7 +103,7 @@ static void _rtl88e_write_fw(struct adapter *adapt, u8 
*buffer, u32 size)
        u32 page_no, remain;
        u32 page, offset;
 
-       _rtl88e_fill_dummy(buf_ptr, &size);
+       size = _rtl88e_fill_dummy(buf_ptr, size);
 
        page_no = size / FW_8192C_PAGE_SIZE;
        remain = size % FW_8192C_PAGE_SIZE;
-- 
2.4.10

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