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linux-user/nios2: Fix clone child return

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The child side of clone needs to set the secondary
syscall return value, r7, to indicate syscall success.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220421151735.31996-3-richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-04-21 08:16:33 -07:00
parent 892d0f4afb
commit 42192df83a
1 changed files with 1 additions and 0 deletions
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linux-user/nios2/target_cpu.h
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@ -27,6 +27,7 @@ static inline void cpu_clone_regs_child(CPUNios2State *env, target_ulong newsp,
env->regs[R_SP] = newsp;
}
env->regs[R_RET0] = 0;
env->regs[7] = 0;
}
static inline void cpu_clone_regs_parent(CPUNios2State *env, unsigned flags)