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| author | Richard Henderson <richard.henderson@linaro.org> | 2021-04-28 12:34:06 -0700 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2021-05-15 21:44:38 +0200 |
| commit | 9e0fb648b259981350777020717bba8365957b0f (patch) | |
| tree | d95b6e78289d9cf3fbe6d02a52d8e228c727175e /linux-user | |
| parent | ac1a92ec8f1328141707965bb1df4252fdb76b68 (diff) | |
| download | qemu-9e0fb648b259981350777020717bba8365957b0f.zip qemu-9e0fb648b259981350777020717bba8365957b0f.tar.gz qemu-9e0fb648b259981350777020717bba8365957b0f.tar.bz2 | |
linux-user/s390x: Add build asserts for sigset sizes
At point of usage, it's not immediately obvious that
we don't need a loop to copy these arrays.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210428193408.233706-14-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user')
| -rw-r--r-- | linux-user/s390x/signal.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/linux-user/s390x/signal.c b/linux-user/s390x/signal.c index 81ba59b..839a7ae 100644 --- a/linux-user/s390x/signal.c +++ b/linux-user/s390x/signal.c @@ -141,6 +141,8 @@ void setup_frame(int sig, struct target_sigaction *ka, return; } + /* Make sure that we're initializing all of oldmask. */ + QEMU_BUILD_BUG_ON(ARRAY_SIZE(frame->sc.oldmask) != 1); __put_user(set->sig[0], &frame->sc.oldmask[0]); save_sigregs(env, &frame->sregs); @@ -266,6 +268,9 @@ long do_sigreturn(CPUS390XState *env) force_sig(TARGET_SIGSEGV); return -TARGET_QEMU_ESIGRETURN; } + + /* Make sure that we're initializing all of target_set. */ + QEMU_BUILD_BUG_ON(ARRAY_SIZE(target_set.sig) != 1); __get_user(target_set.sig[0], &frame->sc.oldmask[0]); target_to_host_sigset_internal(&set, &target_set); |