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-rw-r--r--linux-user/syscall.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 98b5766d4a..8bfb24f05b 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -2728,8 +2728,9 @@ static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr,
 }
 
 static inline abi_long do_semctl(int semid, int semnum, int cmd,
-                                 union target_semun target_su)
+                                 abi_ulong target_arg)
 {
+    union target_semun target_su = { .buf = target_arg };
     union semun arg;
     struct semid_ds dsarg;
     unsigned short *array = NULL;
@@ -3251,8 +3252,7 @@ static abi_long do_ipc(unsigned int call, abi_long first,
          * ptr argument. */
         abi_ulong atptr;
         get_user_ual(atptr, ptr);
-        ret = do_semctl(first, second, third,
-                (union target_semun) atptr);
+        ret = do_semctl(first, second, third, atptr);
         break;
     }
 
@@ -4566,7 +4566,7 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
         new_thread_info info;
         pthread_attr_t attr;
 
-        ts = g_malloc0(sizeof(TaskState));
+        ts = g_new0(TaskState, 1);
         init_task_state(ts);
         /* we create a new CPU instance. */
         new_env = cpu_copy(env);
@@ -7550,7 +7550,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
 #endif
 #ifdef TARGET_NR_semctl
     case TARGET_NR_semctl:
-        ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4);
+        ret = do_semctl(arg1, arg2, arg3, arg4);
         break;
 #endif
 #ifdef TARGET_NR_msgctl