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Since kvfree() already checks if its argument is NULL, an additional check before calling kvfree() is unnecessary and can be removed. Remove it and the following Coccinelle/coccicheck warning reported by ifnullfree.cocci: WARNING: NULL check before some freeing functions is not needed Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev> Signed-off-by: John Johansen <john.johansen@canonical.com>