docs: Makefile: Use CONFIG_SHELL not SHELL

Fix think-o about which variable to find the Kbuild-configured shell.
This has accidentally worked due to most shells setting $SHELL by
default.

Fixes: 51e46c7a40 ("docs, parallelism: Rearrange how jobserver reservations are made")
Cc: stable@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210617225808.3907377-1-keescook@chromium.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Kees Cook 2021-06-17 15:58:08 -07:00 committed by Jonathan Corbet
parent 102caec107
commit 222a28edce

View File

@ -76,7 +76,7 @@ quiet_cmd_sphinx = SPHINX $@ --> file://$(abspath $(BUILDDIR)/$3/$4)
PYTHONDONTWRITEBYTECODE=1 \ PYTHONDONTWRITEBYTECODE=1 \
BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \ BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \
$(PYTHON3) $(srctree)/scripts/jobserver-exec \ $(PYTHON3) $(srctree)/scripts/jobserver-exec \
$(SHELL) $(srctree)/Documentation/sphinx/parallel-wrapper.sh \ $(CONFIG_SHELL) $(srctree)/Documentation/sphinx/parallel-wrapper.sh \
$(SPHINXBUILD) \ $(SPHINXBUILD) \
-b $2 \ -b $2 \
-c $(abspath $(srctree)/$(src)) \ -c $(abspath $(srctree)/$(src)) \