diff options
Diffstat (limited to 'arch/arm64/kernel/signal.c')
| -rw-r--r-- | arch/arm64/kernel/signal.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index f8192f4ae0b8..3b4c927d31ff 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -289,6 +289,11 @@ static int restore_sve_fpsimd_context(struct user_ctxs *user) /* From now, fpsimd_thread_switch() won't touch thread.sve_state */ sve_alloc(current); + if (!current->thread.sve_state) { + clear_thread_flag(TIF_SVE); + return -ENOMEM; + } + err = __copy_from_user(current->thread.sve_state, (char __user const *)user->sve + SVE_SIG_REGS_OFFSET, |