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Dan Carpenter authored
Smatch complains that this code dereferences "entry" before checking whether it's NULL on the next line. Fortunately, rb_entry() will never return NULL so it doesn't cause a problem. We can clean up the NULL checking a bit to silence the warning and make the code more clear. Reviewed-by: Qu Wenruo <wqu@suse.com> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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