Author: David Sterba <dsterba@suse.cz> use IS_ERR_OR_NULL when possible, done by this coccinelle script: @ match @ identifier id; @@ ( – BUG_ON(IS_ERR(id) || !id); + BUG_ON(IS_ERR_OR_NULL(id)); | – IS_ERR(id) || !id + IS_ERR_OR_NULL(id) | – !id || IS_ERR(id) + IS_ERR_OR_NULL(id) ) Signed-off-by: David Sterba — fs/btrfs/acl.c | 2 +- fs/btrfs/extent_io.c | 12 ++++++—— fs/btrfs/file.c | …
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