Date: Fri, 17 Nov 2017 15:32:27 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r325938 - stable/9/sys/ofed/include/linux Message-ID: <201711171532.vAHFWRSB078623@repo.freebsd.org>
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Author: hselasky Date: Fri Nov 17 15:32:27 2017 New Revision: 325938 URL: https://svnweb.freebsd.org/changeset/base/325938 Log: MFC r325533: Make the dma_alloc_coherent() function in the LinuxKPI NULL safe with regard to the "dev" argument. Submitted by: Krishnamraju Eraparaju @ Chelsio Sponsored by: Chelsio Communications Modified: stable/9/sys/ofed/include/linux/dma-mapping.h Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/ofed/include/linux/dma-mapping.h ============================================================================== --- stable/9/sys/ofed/include/linux/dma-mapping.h Fri Nov 17 15:30:36 2017 (r325937) +++ stable/9/sys/ofed/include/linux/dma-mapping.h Fri Nov 17 15:32:27 2017 (r325938) @@ -126,7 +126,7 @@ dma_alloc_coherent(struct device *dev, size_t size, dm size_t align; void *mem; - if (dev->dma_mask) + if (dev != NULL && dev->dma_mask) high = *dev->dma_mask; else high = BUS_SPACE_MAXADDR_32BIT;
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