kbuild: fix string equality testing in tags.sh

Test of string equality in shells is =, not C-like ==.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

diff --git a/scripts/tags.sh b/scripts/tags.sh
index 3c814ba..4e75472 100755 (executable)
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -7,7 +7,7 @@
 # Uses the following environment variables:
 # ARCH, SUBARCH, srctree, src, obj
 
-if [ $KBUILD_VERBOSE == 1 ]; then
+if [ "$KBUILD_VERBOSE" = "1" ]; then
        set -x
 fi
 
@@ -18,7 +18,7 @@ ignore="( -name SCCS -o -name BitKeeper -o -name .svn -o \
           -prune -o"
 
 # Do not use full path is we do not use O=.. builds
-if [ "${KBUILD_SRC}" == "" ]; then
+if [ "${KBUILD_SRC}" = "" ]; then
        tree=
 else
        tree=${srctree}/
@@ -135,10 +135,10 @@ xtags()
 
 
 # Support um (which uses SUBARCH)
-if [ ${ARCH} == um ]; then
-       if [ $SUBARCH == i386 ]; then
+if [ "${ARCH}" = "um" ]; then
+       if [ "$SUBARCH" = "i386" ]; then
                archinclude=x86
-       elif [ $SUBARCH == x86_64 ]; then
+       elif [ "$SUBARCH" = "x86_64" ]; then
                archinclude=x86
        else
                archinclude=${SUBARCH}