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linux-user: fix realloc size of target_fd_trans. 

target_fd_trans is an array of "TargetFdTrans *": compute size
accordingly. Use g_renew() as proposed by Paolo.

Reported-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Laurent Vivier 2016-01-18 23:50:45 +01:00 committed by Riku Voipio
parent 1b1624092d
commit 5089c7ce82
1 changed files with 2 additions and 2 deletions
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4
linux-user/syscall.c
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@ -318,8 +318,8 @@ static void fd_trans_register(int fd, TargetFdTrans *trans)
if (fd >= target_fd_max) {
oldmax = target_fd_max;
target_fd_max = ((fd >> 6) + 1) << 6; /* by slice of 64 entries */
target_fd_trans = g_realloc(target_fd_trans,
target_fd_max * sizeof(TargetFdTrans));
target_fd_trans = g_renew(TargetFdTrans *,
target_fd_trans, target_fd_max);
memset((void *)(target_fd_trans + oldmax), 0,
(target_fd_max - oldmax) * sizeof(TargetFdTrans *));
}