treewide: don't hardcode "sysupgrade.tgz" file name

[openwrt/staging/mkresin.git] / package / base-files / files / lib / upgrade / common.sh

diff --git a/package/base-files/files/lib/upgrade/common.sh b/package/base-files/files/lib/upgrade/common.sh
index efa301cd950e664965fab3887602777045c79e0f..279470fcd8c166e7b6e2894e98d2e26ed986b171 100644 (file)
--- a/package/base-files/files/lib/upgrade/common.sh
+++ b/package/base-files/files/lib/upgrade/common.sh
@@ -2,6 +2,8 @@
 
 RAM_ROOT=/tmp/root
 
+export BACKUP_FILE=sysupgrade.tgz      # file extracted by preinit
+
 [ -x /usr/bin/ldd ] || ldd() { LD_TRACE_LOADED_OBJECTS=1 $*; }
 libs() { ldd $* 2>/dev/null | sed -r 's/(.* => )?(.*) .*/\2/'; }