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-rw-r--r--linux-user/syscall.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 15b8b22936..29d92c4afb 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -731,6 +731,9 @@ static inline int is_error(abi_long ret)
char *target_strerror(int err)
{
+ if ((err >= ERRNO_TABLE_SIZE) || (err < 0)) {
+ return NULL;
+ }
return strerror(target_to_host_errno(err));
}