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-rwxr-xr-xscripts/extract-ikconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/scripts/extract-ikconfig b/scripts/extract-ikconfig
index 42d6bcefb400..de233ff43c1c 100755
--- a/scripts/extract-ikconfig
+++ b/scripts/extract-ikconfig
@@ -59,6 +59,8 @@ dump_config "$image"
59GZHDR1="0x1f 0x8b 0x08 0x00" 59GZHDR1="0x1f 0x8b 0x08 0x00"
60GZHDR2="0x1f 0x8b 0x08 0x08" 60GZHDR2="0x1f 0x8b 0x08 0x08"
61 61
62ELFHDR="0x7f 0x45 0x4c 0x46"
63
62# vmlinux.gz: Check for a compressed images 64# vmlinux.gz: Check for a compressed images
63off=`$binoffset "$image" $GZHDR1 2>/dev/null` 65off=`$binoffset "$image" $GZHDR1 2>/dev/null`
64[ "$?" != "0" ] && off="-1" 66[ "$?" != "0" ] && off="-1"
@@ -73,6 +75,14 @@ elif [ "$off" -ne "-1" ]; then
73 (dd ibs="$off" skip=1 count=0 && dd bs=512k) <"$image" 2>/dev/null | \ 75 (dd ibs="$off" skip=1 count=0 && dd bs=512k) <"$image" 2>/dev/null | \
74 zcat >"$TMPFILE" 76 zcat >"$TMPFILE"
75 dump_config "$TMPFILE" 77 dump_config "$TMPFILE"
78
79# check if this is simply an ELF file
80else
81 off=`$binoffset "$image" $ELFHDR 2>/dev/null`
82 [ "$?" != "0" ] && off="-1"
83 if [ "$off" -eq "0" ]; then
84 dump_config "$image"
85 fi
76fi 86fi
77 87
78echo "ERROR: Unable to extract kernel configuration information." 88echo "ERROR: Unable to extract kernel configuration information."