tree abab89c80b5135d4a91e257379de848559dc299c
parent 3a5d30bf272c8db8e16e1e7ad5b8953f08df3e82
author Peter Maydell <peter.maydell@linaro.org> 1392663333 +0000
committer Riku Voipio <riku.voipio@linaro.org> 1392735246 +0200

linux-user: Fix error handling in lock_iovec()

In lock_iovec() if lock_user() failed we were doing an unlock_user
but not a free(vec), which is the wrong way round. We were also
assuming that free() and unlock_user() don't touch errno, which
is not guaranteed. Fix both these problems.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>