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initramfs-framework: support kernel cmdline with double quotes

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It avoids init to crash when kernel cmdline contains a string with
spaces inside, like that:
dyndbg="file drivers/usb/core/hub.c +pltf"

(From OE-Core rev: 16bad6260a6a25b2ec25c7eb0dfe526db56f166e)

Signed-off-by: Christophe Guibout <christophe.guibout@st.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 88b8b94bd2d052bca29d27bd5cd00eddb0f5999d)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Christophe GUIBOUT
2020-09-10 14:06:31 +00:00
committed by Richard Purdie
parent 99d2fe8638
commit fe87efd920
1 changed files with 13 additions and 0 deletions
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meta/recipes-core/initrdscripts/initramfs-framework/init
+13
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@@ -88,12 +88,25 @@ fi
# populate bootparam environment # populate bootparam environment
for p in `cat /proc/cmdline`; do for p in `cat /proc/cmdline`; do
if [ -n "$quoted" ]; then
value="$value $p"
if [ "`echo $p | sed -e 's/\"$//'`" != "$p" ]; then
eval "bootparam_${quoted}=${value}"
unset quoted
fi
continue
fi
opt=`echo $p | cut -d'=' -f1` opt=`echo $p | cut -d'=' -f1`
opt=`echo $opt | sed -e 'y/.-/__/'` opt=`echo $opt | sed -e 'y/.-/__/'`
if [ "`echo $p | cut -d'=' -f1`" = "$p" ]; then if [ "`echo $p | cut -d'=' -f1`" = "$p" ]; then
eval "bootparam_${opt}=true" eval "bootparam_${opt}=true"
else else
value="`echo $p | cut -d'=' -f2-`" value="`echo $p | cut -d'=' -f2-`"
if [ "`echo $value | sed -e 's/^\"//'`" != "$value" ]; then
quoted=${opt}
continue
fi
eval "bootparam_${opt}=\"${value}\"" eval "bootparam_${opt}=\"${value}\""
fi fi
done done