This can be proved rigorously, but get long.

Signed-off-by: Ivan Safonov <insafo...@gmail.com>
---
 drivers/staging/rtl8188eu/hal/fw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8188eu/hal/fw.c 
b/drivers/staging/rtl8188eu/hal/fw.c
index f153387..70011bd 100644
--- a/drivers/staging/rtl8188eu/hal/fw.c
+++ b/drivers/staging/rtl8188eu/hal/fw.c
@@ -89,7 +89,7 @@ static void _rtl88e_fill_dummy(u8 *pfwbuf, u32 *pfwlen)
        remain = (remain == 0) ? 0 : (4 - remain);
        n = remain;
 
-       for (; fwlen < *pfwlen + n; fwlen++) {
+       for (; fwlen < roundup(*pfwlen, 4); fwlen++) {
                pfwbuf[fwlen] = 0;
        }
 
-- 
2.4.10

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