tree 3e9bd531ac223cf9b833a2994855e21cf5387274
parent e1b293341cc3bea31b07e07f76adcbeab37ebe43
author Corentin LABBE <clabbe.montjoie@gmail.com> 1481640670 +0100
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1656150310 +0200

hwrng: core - rewrite better comparison to NULL

commit 2a971e3b248775f808950bdc0ac75f12a2853eff upstream.

This patch fix the checkpatch warning "Comparison to NULL could be written "!ptr"

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>