diff mbox series

[PULL,3/3] linux-user: Use target abi_int type for pipefd[1] in pipe()

Message ID 20220726094442.4452-4-laurent@vivier.eu (mailing list archive)
State New, archived
Headers show
Series [PULL,1/3] linux-user/hppa: Fix segfaults on page zero | expand

Commit Message

Laurent Vivier July 26, 2022, 9:44 a.m. UTC 
From: Helge Deller <deller@gmx.de>

When writing back the fd[1] pipe file handle to emulated userspace
memory, use sizeof(abi_int) as offset insted of the hosts's int type.
There is no functional change in this patch.

Signed-off-by: Helge Deller <deller@gmx.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Message-Id: <YtQ3Id6z8slpVr7r@p100>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
 linux-user/syscall.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 4f89184d0585..b27a6552aa34 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -1615,7 +1615,7 @@  static abi_long do_pipe(CPUArchState *cpu_env, abi_ulong pipedes,
     }
 
     if (put_user_s32(host_pipe[0], pipedes)
-        || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0])))
+        || put_user_s32(host_pipe[1], pipedes + sizeof(abi_int)))
         return -TARGET_EFAULT;
     return get_errno(ret);
 }