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authorLiu, Changcheng <changcheng.liu@intel.com>2017-12-14 15:32:48 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-02-07 11:12:17 -0800
commit16d3d10d29f753d0247d94f5e889e93dd13f56bb (patch)
treeae878329b3b782722cd60b037227c690773d48bf /scripts/faddr2line
parent0146985addc322ca518d27fecfe98ae5acda7c1e (diff)
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scripts/faddr2line: fix CROSS_COMPILE unset error
commit 4cc90b4cc3d4955f79eae4f7f9d64e67e17b468e upstream. 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@intel.com> Reported-by: Richard Weinberger <richard.weinberger@gmail.com> Reviewed-by: Richard Weinberger <richard@nod.at> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Philippe Ombredanne <pombredanne@nexb.com> Cc: NeilBrown <neilb@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts/faddr2line')
-rwxr-xr-xscripts/faddr2line8
1 files changed, 4 insertions, 4 deletions
diff --git a/scripts/faddr2line b/scripts/faddr2line
index 39e07d8574dd..7721d5b2b0c0 100755
--- a/scripts/faddr2line
+++ b/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"