Changeset f2c8f55 in mainline for kernel/generic/src/ipc/ops/sharein.c

Timestamp:

2018-08-03T12:41:38Z (7 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c92dfed

Parents:

f67d8ee

Message:

IPC_M_SHARE_IN: source has no business deciding destination address

Make the use of kernel-set arguments more consistent with
IPC_M_CONNECT_* methods (i.e. allocate the kernel-set arguments from the
end). Improve the documentation of IPC_M_SHARE_IN.

File:

• kernel/generic/src/ipc/ops/sharein.c (modified) (1 diff)

kernel/generic/src/ipc/ops/sharein.c

@@ -51 +51 @@
                 errno_t rc = as_area_share(AS, IPC_GET_ARG1(answer->data),
                     IPC_GET_ARG1(*olddata), as, IPC_GET_ARG2(answer->data),
-                    &dst_base, IPC_GET_ARG3(answer->data));
-                IPC_SET_ARG4(answer->data, dst_base);
+                    &dst_base, IPC_GET_ARG2(*olddata));
+                IPC_SET_ARG5(answer->data, dst_base);
                 IPC_SET_RETVAL(answer->data, rc);
         }