orion: sysupgrade: change platform_check_image() args validation

sysupgrade passes image to check as argument so use $# instead of $ARGC.
It also fits this function better as it checks $1 and not $ARGV.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

diff --git a/target/linux/orion/generic/base-files/lib/upgrade/platform.sh b/target/linux/orion/generic/base-files/lib/upgrade/platform.sh
index db2330684d267ce7d23cce1c837b97802627de73..cf1fad83a8cebb83ead0dae8d9fce02c0f6cdf45 100644 (file)
--- a/target/linux/orion/generic/base-files/lib/upgrade/platform.sh
+++ b/target/linux/orion/generic/base-files/lib/upgrade/platform.sh
@@ -6,7 +6,7 @@
 # use default for platform_do_upgrade()
 
 platform_check_image() {
-       [ "${ARGC}" -gt 1 ] && { echo 'Too many arguments. Only flash file expected.'; return 1; }
+       [ "$#" -gt 1 ] && { echo 'Too many arguments. Only flash file expected.'; return 1; }
 
        local hardware="$(board_name)"
        local magic="$(get_magic_word "$1")"