From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756049Ab3HFKiA (ORCPT ); Tue, 6 Aug 2013 06:38:00 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:54917 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755848Ab3HFKh6 (ORCPT ); Tue, 6 Aug 2013 06:37:58 -0400 X-AuditID: cbfee68d-b7f096d0000043fc-ed-5200d2051bcd From: Jingoo Han To: "'Vinod Koul'" Cc: "'Dan Williams'" , Barry Song , "'Rongjun Ying'" , linux-kernel@vger.kernel.org Subject: [PATCH 3/3] dma: sirf: use NULL instead of 0 Date: Tue, 06 Aug 2013 19:37:56 +0900 Message-id: <000301ce9291$039da7a0$0ad8f6e0$@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: Ac6SkO5BZNM7OHWLTQuwx/gOfObyzw== Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrOIsWRmVeSWpSXmKPExsVy+t8zQ13WSwxBBo1NYhYvZ15ltdjc/4DN 4vKuOWwW+y78YbV42befxYHVY9fOOaweE5vfsXss3vOSyePzJrkAligum5TUnMyy1CJ9uwSu jJPHkgtmsVVsvCjQwDiJtYuRk0NCwETi0/fTLBC2mMSFe+vZQGwhgWWMEhdmm3YxcoDV/Hur 3MXIBRSezigx//MqZgjnF6NE+4RmdpAGNgE1iS9fDrODNIgIqEssvS4DUsMs0Mko8XXBA7Ch wgKmErePzwFbzCKgKnFg+Q5mEJtXwFKic+4fFghbUOLH5HtgNrOAlsT6nceZIGx5ic1r3jJD HKogsePsa0YQW0RAT2LdxT52iBoRiX0v3jFC1Bxil7i6Mwdil4DEt8mHWCCekZXYdABqjKTE wRU3WCYwis1CsnkWks2zkGyehWTDAkaWVYyiqQXJBcVJ6UWGesWJucWleel6yfm5mxghkda7 g/H2AetDjMlA6ycyS4km5wMjNa8k3tDYzMjC1MTU2Mjc0ow0YSVxXrUW60AhgfTEktTs1NSC 1KL4otKc1OJDjEwcnFINjDx2kSZrlPn2fGsSyj1eLfVvYo31kfDwQzWC/azCq7wyZLXrkprX yOg629dpmDDftIt0dEvP/DlfI+PUROFv/MWXffsi+vUT3fssjewUtij7pIQeZfpzYVeq9eN/ 5dsa5nJaLdu7bDdHRWDCpb3dl+TrZn8z0XW01Im/vv7skrUCn+3sI44qsRRnJBpqMRcVJwIA VVUaIcoCAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprGKsWRmVeSWpSXmKPExsVy+t9jQV3WSwxBBo/bhSxezrzKarG5/wGb xeVdc9gs9l34w2rxsm8/iwOrx66dc1g9Jja/Y/dYvOclk8fnTXIBLFENjDYZqYkpqUUKqXnJ +SmZeem2St7B8c7xpmYGhrqGlhbmSgp5ibmptkouPgG6bpk5QIuVFMoSc0qBQgGJxcVK+naY JoSGuOlawDRG6PqGBMH1GBmggYR1jBknjyUXzGKr2HhRoIFxEmsXIweHhICJxL+3yl2MnECm mMSFe+vZuhi5OIQEpjNKzP+8ihnC+cUo0T6hmR2kik1ATeLLl8PsIM0iAuoSS6/LgNQwC3Qy Snxd8IANpEZYwFTi9vE5rCA2i4CqxIHlO5hBbF4BS4nOuX9YIGxBiR+T74HZzAJaEut3HmeC sOUlNq95ywxxkYLEjrOvGUFsEQE9iXUX+9ghakQk9r14xziBUWAWklGzkIyahWTULCQtCxhZ VjGKphYkFxQnpeca6RUn5haX5qXrJefnbmIEx/Iz6R2MqxosDjEKcDAq8fAmXP0fKMSaWFZc mXuIUYKDWUmEV2UnQ5AQb0piZVVqUX58UWlOavEhxmSgTycyS4km5wPTTF5JvKGxiZmRpZGZ hZGJuTlpwkrivAdbrQOFBNITS1KzU1MLUotgtjBxcEo1MK5R+MfwVXfdMsl+/jV9e36q/hGu XzPRR2nF5MJC+aS9kyYnc2hYCSrt3rrmeuyUtICVeodDVjDbrJ2UN0P5v9YTU+2PKtcZ3Zn9 GbivBn/VmXNgUm7yBb+LDKYvhZ2/Cp5Iy9PYtbb9RdHtYvZvqUIJ5xPS1x4Q5pwovf649i2D af8OFa72SVNiKc5INNRiLipOBAA8vbfCKQMAAA== DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org sirfsoc_dma_prep_cyclic() returns pointer, thus NULL should be used instead of 0 in order to fix the following sparse warning: drivers/dma/sirf-dma.c:598:24: warning: Using plain integer as NULL pointer Signed-off-by: Jingoo Han --- drivers/dma/sirf-dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/sirf-dma.c b/drivers/dma/sirf-dma.c index 716b23e..973ecd0 100644 --- a/drivers/dma/sirf-dma.c +++ b/drivers/dma/sirf-dma.c @@ -595,7 +595,7 @@ sirfsoc_dma_prep_cyclic(struct dma_chan *chan, dma_addr_t addr, spin_unlock_irqrestore(&schan->lock, iflags); if (!sdesc) - return 0; + return NULL; /* Place descriptor in prepared list */ spin_lock_irqsave(&schan->lock, iflags); -- 1.7.10.4