Signed-off-by: Yousong Zhou <yszhou4t...@gmail.com>
---
 package/base-files/files/lib/upgrade/common.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package/base-files/files/lib/upgrade/common.sh 
b/package/base-files/files/lib/upgrade/common.sh
index 0f25199365..5eb7b23a83 100644
--- a/package/base-files/files/lib/upgrade/common.sh
+++ b/package/base-files/files/lib/upgrade/common.sh
@@ -103,7 +103,7 @@ get_image() { # <source> [ <command> ]
                esac
        fi
 
-       cat "$from" 2>/dev/null | $cmd
+       $cmd <"$from"
 }
 
 get_magic_word() {

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