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[ Upstream commit 69b0194ccec033c208b071e019032c1919c2822d ] simple_malloc() will return NULL when there is not enough memory left. Check pointer 'new' before using it to copy the old data. Signed-off-by: Li zeming <zeming@nfschina.com> [mpe: Reword subject, use change log from Christophe] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20221219021816.3012-1-zeming@nfschina.com Signed-off-by: Sasha Levin <sashal@kernel.org>
To extract the kernel vmlinux, System.map, .config or initrd from the zImage binary: objcopy -j .kernel:vmlinux -O binary zImage vmlinux.gz objcopy -j .kernel:System.map -O binary zImage System.map.gz objcopy -j .kernel:.config -O binary zImage config.gz objcopy -j .kernel:initrd -O binary zImage.initrd initrd.gz Peter