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Tue, 21 May 2024 10:15:52 -0700 (PDT) From: Andrew Cooper To: Xen-devel Cc: Andrew Cooper , George Dunlap , Jan Beulich , Stefano Stabellini , Julien Grall , Roberto Bagnara , "consulting @ bugseng . com" , Oleksii Kurochko Subject: [PATCH 3/3] xen/x86: Address two misc MISRA 17.7 violations Date: Tue, 21 May 2024 18:15:46 +0100 Message-Id: <20240521171546.3650664-4-andrew.cooper3@citrix.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20240521171546.3650664-1-andrew.cooper3@citrix.com> References: <20240521171546.3650664-1-andrew.cooper3@citrix.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @citrix.com) X-ZM-MESSAGEID: 1716311784522100007 Content-Type: text/plain; charset="utf-8" Neither text_poke() nor watchdog_setup() have return value consulted. Swit= ch them to being void. Signed-off-by: Andrew Cooper Reviewed-by: Stefano Stabellini --- CC: George Dunlap CC: Jan Beulich CC: Stefano Stabellini CC: Julien Grall CC: Roberto Bagnara CC: consulting@bugseng.com CC: Oleksii Kurochko --- xen/arch/x86/alternative.c | 4 ++-- xen/arch/x86/nmi.c | 5 ++--- xen/include/xen/watchdog.h | 2 +- 3 files changed, 5 insertions(+), 6 deletions(-) diff --git a/xen/arch/x86/alternative.c b/xen/arch/x86/alternative.c index 2e7ba6e0b833..7824053c9d33 100644 --- a/xen/arch/x86/alternative.c +++ b/xen/arch/x86/alternative.c @@ -155,10 +155,10 @@ void init_or_livepatch add_nops(void *insns, unsigned= int len) * "noinline" to cause control flow change and thus invalidate I$ and * cause refetch after modification. */ -static void *init_or_livepatch noinline +static void init_or_livepatch noinline text_poke(void *addr, const void *opcode, size_t len) { - return memcpy(addr, opcode, len); + memcpy(addr, opcode, len); } =20 extern void *const __initdata_cf_clobber_start[]; diff --git a/xen/arch/x86/nmi.c b/xen/arch/x86/nmi.c index f6329cb0270e..9793fa23168d 100644 --- a/xen/arch/x86/nmi.c +++ b/xen/arch/x86/nmi.c @@ -464,12 +464,12 @@ bool watchdog_enabled(void) return !atomic_read(&watchdog_disable_count); } =20 -int __init watchdog_setup(void) +void __init watchdog_setup(void) { unsigned int cpu; =20 /* - * Activate periodic heartbeats. We cannot do this earlier during=20 + * Activate periodic heartbeats. We cannot do this earlier during * setup because the timer infrastructure is not available. */ for_each_online_cpu ( cpu ) @@ -477,7 +477,6 @@ int __init watchdog_setup(void) register_cpu_notifier(&cpu_nmi_nfb); =20 watchdog_enable(); - return 0; } =20 /* Returns false if this was not a watchdog NMI, true otherwise */ diff --git a/xen/include/xen/watchdog.h b/xen/include/xen/watchdog.h index 434fcbdd2b11..40c21bca823f 100644 --- a/xen/include/xen/watchdog.h +++ b/xen/include/xen/watchdog.h @@ -10,7 +10,7 @@ #include =20 /* Try to set up a watchdog. */ -int watchdog_setup(void); +void watchdog_setup(void); =20 /* Enable the watchdog. */ void watchdog_enable(void); --=20 2.30.2