From 7701aeed0f0162fe9f6d1bb1ccba158b55a2ded4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Date: Sat, 15 Jun 2019 10:12:52 +0200 Subject: [PATCH] target/ppc: fix compile error in kvmppc_define_rtas_kernel_token() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit gcc9 reports : In file included from /usr/include/string.h:494, from ./include/qemu/osdep.h:101, from ./target/ppc/kvm.c:17: In function ‘strncpy’, inlined from ‘kvmppc_define_rtas_kernel_token’ at ./target/ppc/kvm.c:2648:5: /usr/include/bits/string_fortified.h:106:10: error: ‘__builtin_strncpy’ specified bound 120 equals destination size [-Werror=stringop-truncation] 106 | return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Cédric Le Goater Message-Id: <20190615081252.28602-1-clg@kaod.org> Signed-off-by: David Gibson --- target/ppc/kvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index 4b4989c0af..9014ed029f 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -2650,7 +2650,7 @@ int kvmppc_define_rtas_kernel_token(uint32_t token, const char *function) return -ENOENT; } - strncpy(args.name, function, sizeof(args.name)); + strncpy(args.name, function, sizeof(args.name) - 1); return kvm_vm_ioctl(kvm_state, KVM_PPC_RTAS_DEFINE_TOKEN, &args); }