From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yoann Padioleau Date: Fri, 27 Jul 2007 09:44:42 +0000 Subject: [PATCH 07/68] 0 -> NULL, for arch/ia64 Message-Id: <200707270944.LAA17193@ifs.emn.fr> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kernel-janitors@vger.kernel.org Cc: tony.luck@intel.com, linux-ia64@vger.kernel.org, akpm@linux-foundation.org, linux-kernel@vger.kernel.org When comparing a pointer, it's clearer to compare it to NULL than to 0. Here is an excerpt of the semantic patch: @@ expression *E; @@ E = - 0 + NULL @@ expression *E; @@ E !- 0 + NULL Signed-off-by: Yoann Padioleau Cc: tony.luck@intel.com Cc: linux-ia64@vger.kernel.org Cc: akpm@linux-foundation.org --- simscsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c index bb87682..64248b5 100644 --- a/arch/ia64/hp/sim/simscsi.c +++ b/arch/ia64/hp/sim/simscsi.c @@ -101,7 +101,7 @@ simscsi_interrupt (unsigned long val) { struct scsi_cmnd *sc; - while ((sc = queue[rd].sc) != 0) { + while ((sc = queue[rd].sc) != NULL) { atomic_dec(&num_reqs); queue[rd].sc = NULL; if (DBG)