linux-stable/scripts/modules-check.sh
Masahiro Yamada 1a998be620 kbuild: check module name conflict for external modules as well
If there are multiple modules with the same name in the same external
module tree, there is ambiguity about which one will be loaded, and
very likely something odd is happening.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2021-04-25 05:22:42 +09:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
set -e
if [ $# != 1 ]; then
echo "Usage: $0 <modules.order>" >& 2
exit 1
fi
exit_code=0
# Check uniqueness of module names
check_same_name_modules()
{
for m in $(sed 's:.*/::' "$1" | sort | uniq -d)
do
echo "error: the following would cause module name conflict:" >&2
sed -n "/\/$m/s:^: :p" "$1" >&2
exit_code=1
done
}
check_same_name_modules "$1"
exit $exit_code