diff mbox series

[PULL,7/8] linux-user: correct errno returned from accept4() syscall

Message ID 20201026220339.195790-8-laurent@vivier.eu
State New
Headers show
Series [PULL,1/8] Fix stack smashing when handling PR_GET_PDEATHSIG | expand

Commit Message

Laurent Vivier Oct. 26, 2020, 10:03 p.m. UTC 
From: Matus Kysel <mkysel@tachyum.com>

accept4() returned wrong errno, that did not match current linux

Signed-off-by: Matus Kysel <mkysel@tachyum.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20200930151616.3588165-1-mkysel@tachyum.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
 linux-user/syscall.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index f0df6aecef80..6fef8181e738 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3491,16 +3491,16 @@  static abi_long do_accept4(int fd, abi_ulong target_addr,
         return get_errno(safe_accept4(fd, NULL, NULL, host_flags));
     }
 
-    /* linux returns EINVAL if addrlen pointer is invalid */
+    /* linux returns EFAULT if addrlen pointer is invalid */
     if (get_user_u32(addrlen, target_addrlen_addr))
-        return -TARGET_EINVAL;
+        return -TARGET_EFAULT;
 
     if ((int)addrlen < 0) {
         return -TARGET_EINVAL;
     }
 
     if (!access_ok(VERIFY_WRITE, target_addr, addrlen))
-        return -TARGET_EINVAL;
+        return -TARGET_EFAULT;
 
     addr = alloca(addrlen);