From 724fc0248d450224b19ef5b5ee41e392348f6704 Mon Sep 17 00:00:00 2001 From: Anders Roxell Date: Wed, 22 Sep 2021 22:09:01 +0200 Subject: x86/fpu/signal: Fix missed conversion to correct boolean retval in save_xstate_epilog() Fix the missing return code polarity in save_xstate_epilog(). [ bp: Massage, use the right commit in the Fixes: tag ] Fixes: 2af07f3a6e9f ("x86/fpu/signal: Change return type of copy_fpregs_to_sigframe() helpers to boolean") Reported-by: Remi Duraffort Signed-off-by: Anders Roxell Signed-off-by: Borislav Petkov Tested-by: Nick Desaulniers Link: https://github.com/ClangBuiltLinux/linux/issues/1461 Link: https://lkml.kernel.org/r/20210922200901.1823741-1-anders.roxell@linaro.org --- arch/x86/kernel/fpu/signal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c index 68f03da2012e..39c7bae97daf 100644 --- a/arch/x86/kernel/fpu/signal.c +++ b/arch/x86/kernel/fpu/signal.c @@ -106,7 +106,7 @@ static inline bool save_xstate_epilog(void __user *buf, int ia32_frame) err = __copy_to_user(&x->i387.sw_reserved, sw_bytes, sizeof(*sw_bytes)); if (!use_xsave()) - return err; + return !err; err |= __put_user(FP_XSTATE_MAGIC2, (__u32 __user *)(buf + fpu_user_xstate_size)); -- cgit v1.2.3