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Message-Id: <f031a3a29680c9aed617181104827026c2118b87.1428411004.git.jslaby@suse.cz> Date: Tue, 7 Apr 2015 14:51:27 +0200 From: Jiri Slaby <jslaby@...e.cz> To: stable@...r.kernel.org Cc: linux-kernel@...r.kernel.org, Joerg Roedel <jroedel@...e.de>, Jiri Slaby <jslaby@...e.cz> Subject: [PATCH 3.12 118/155] iommu/core: Check for the right function pointer in iommu_map() From: Joerg Roedel <jroedel@...e.de> 3.12-stable review patch. If anyone has any objections, please let me know. =============== commit 9db4ad9183aad0e9567f6afb23db1bdc9aa6c2a9 upstream. Check for the ->map and not the ->unmap pointer. Signed-off-by: Joerg Roedel <jroedel@...e.de> Signed-off-by: Jiri Slaby <jslaby@...e.cz> --- drivers/iommu/iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index fbe9ca734f8f..9d71a57c96b1 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -794,7 +794,7 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova, size_t orig_size = size; int ret = 0; - if (unlikely(domain->ops->unmap == NULL || + if (unlikely(domain->ops->map == NULL || domain->ops->pgsize_bitmap == 0UL)) return -ENODEV; -- 2.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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