[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] linux-user, Fix execve argc/envc counting.
From: |
Takashi Yoshii |
Subject: |
[Qemu-devel] [PATCH] linux-user, Fix execve argc/envc counting. |
Date: |
Mon, 10 Dec 2007 06:25:55 +0900 |
In execve code for linux-user emulation, address increment steps seems to be
wrong when counting argc/envc.
/yoshii
Index: linux-user/syscall.c
===================================================================
RCS file: /sources/qemu/qemu/linux-user/syscall.c,v
retrieving revision 1.156
diff -u -p -r1.156 syscall.c
--- a/linux-user/syscall.c 9 Dec 2007 02:37:05 -0000 1.156
+++ b/linux-user/syscall.c 9 Dec 2007 20:44:05 -0000
@@ -3190,7 +3189,7 @@ abi_long do_syscall(void *cpu_env, int n
argc = 0;
guest_argp = arg2;
- for (gp = guest_argp; ; gp++) {
+ for (gp = guest_argp; ; gp += sizeof(abi_ulong)) {
if (get_user_ual(addr, gp))
goto efault;
if (!addr)
@@ -3199,7 +3198,7 @@ abi_long do_syscall(void *cpu_env, int n
}
envc = 0;
guest_envp = arg3;
- for (gp = guest_envp; ; gp++) {
+ for (gp = guest_envp; ; gp += sizeof(abi_ulong)) {
if (get_user_ual(addr, gp))
goto efault;
if (!addr)
[Prev in Thread] |
Current Thread |
[Next in Thread] |
- [Qemu-devel] [PATCH] linux-user, Fix execve argc/envc counting.,
Takashi Yoshii <=