tree 12dd2050248886384769cc99dc27222437b2bb3a
parent 528622421eb1be95eaadfe91e8e11729d1e46431
author Peter Maydell <peter.maydell@linaro.org> 1372341831 +0100
committer Peter Maydell <peter.maydell@linaro.org> 1373901450 +0100

sd/pl181.c: Avoid undefined shift behaviour in RWORD macro

Add a cast to avoid potentially shifting into the sign bit of
a signed value, which is undefined behaviour in C.

(Detected with clang's -fsanitize=undefined.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1372341831-4264-1-git-send-email-peter.maydell@linaro.org