We pass a kernel pointer to do_sigaltstack in sys32_sigaltstack, so
we need to do the set_fs(KERNEL_DS) thing around this call. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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@ -488,6 +488,7 @@ __attribute_used__ noinline static void
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_sys32_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
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{
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struct rt_sigframe32 *frame;
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mm_segment_t old_fs;
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sigset_t set;
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stack_t st;
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s32 sp;
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@ -518,7 +519,10 @@ _sys32_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
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/* It is more difficult to avoid calling this function than to
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call it and ignore errors. */
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old_fs = get_fs();
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set_fs (KERNEL_DS);
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do_sigaltstack(&st, NULL, regs.regs[29]);
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set_fs (old_fs);
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/*
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* Don't let your children do this ...
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