The patch titled
Subject: scripts/faddr2line: fix CROSS_COMPILE unset error
has been added to the -mm tree. Its filename is
scripts-faddr2line-fix-cross_compile-unset-error.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/scripts-faddr2line-fix-cross_compile-unset-error.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/scripts-faddr2line-fix-cross_compile-unset-error.patch
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------------------------------------------------------
From: "Liu, Changcheng" <changcheng.liu@xxxxxxxxx>
Subject: scripts/faddr2line: fix CROSS_COMPILE unset error
faddr2line hit var unbound error when CROSS_COMPILE isn't set since
nounset option is set in bash script.
Link: http://lkml.kernel.org/r/20171206013022.GA83929@sofia
Fixes: 95a879825419 ("scripts/faddr2line: extend usage on generic arch")
Signed-off-by: Liu Changcheng <changcheng.liu@xxxxxxxxx>
Reported-by: Richard Weinberger <richard.weinberger@xxxxxxxxx>
Reviewed-by: Richard Weinberger <richard@xxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Philippe Ombredanne <pombredanne@xxxxxxxx>
Cc: NeilBrown <neilb@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/faddr2line | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff -puN scripts/faddr2line~scripts-faddr2line-fix-cross_compile-unset-error scripts/faddr2line
--- a/scripts/faddr2line~scripts-faddr2line-fix-cross_compile-unset-error
+++ a/scripts/faddr2line
@@ -44,10 +44,10 @@
set -o errexit
set -o nounset
-READELF="${CROSS_COMPILE}readelf"
-ADDR2LINE="${CROSS_COMPILE}addr2line"
-SIZE="${CROSS_COMPILE}size"
-NM="${CROSS_COMPILE}nm"
+READELF="${CROSS_COMPILE:-}readelf"
+ADDR2LINE="${CROSS_COMPILE:-}addr2line"
+SIZE="${CROSS_COMPILE:-}size"
+NM="${CROSS_COMPILE:-}nm"
command -v awk >/dev/null 2>&1 || die "awk isn't installed"
command -v ${READELF} >/dev/null 2>&1 || die "readelf isn't installed"
_
Patches currently in -mm which might be from changcheng.liu@xxxxxxxxx are
scripts-faddr2line-fix-cross_compile-unset-error.patch
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