From: Julia Lawall <julia.lawall@inria.fr>
To: Sven Peter <sven@svenpeter.dev>
Cc: Marc Zyngier <maz@kernel.org>, Joerg Roedel <joro@8bytes.org>,
Will Deacon <will@kernel.org>,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, kbuild-all@lists.01.org
Subject: [PATCH] iommu: dart: fix call_kern.cocci warnings
Date: Sun, 4 Apr 2021 17:26:19 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.22.394.2104041724340.2958@hadrien> (raw)
From: kernel test robot <lkp@intel.com>
Function apple_dart_attach_stream called on line 519 inside
lock on line 509 but uses GFP_KERNEL
Generated by: scripts/coccinelle/locks/call_kern.cocci
Fixes: ce67d3b3ef37 ("iommu: dart: Add DART iommu driver")
CC: Sven Peter <sven@svenpeter.dev>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
Signed-off-by: Julia Lawall <julia.lawall@inria.fr>
---
tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git hack/m1-pcie
head: 1fd2c9634dd24fba323baba52200de18e4d3f4ee
commit: ce67d3b3ef3734925631ec65deb1cf8078d826cf [14/15] iommu: dart: Add DART iommu driver
:::::: branch date: 8 hours ago
:::::: commit date: 8 hours ago
Please take the patch only if it's a positive warning. Thanks!
apple-dart-iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/iommu/apple-dart-iommu.c
+++ b/drivers/iommu/apple-dart-iommu.c
@@ -435,7 +435,7 @@ static int apple_dart_attach_stream(stru
goto error;
}
- stream = kzalloc(sizeof(*stream), GFP_KERNEL);
+ stream = kzalloc(sizeof(*stream), GFP_ATOMIC);
if (!stream) {
ret = -ENOMEM;
goto error;
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next reply other threads:[~2021-04-04 15:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-04 15:26 Julia Lawall [this message]
2021-04-09 16:49 ` [PATCH] iommu: dart: fix call_kern.cocci warnings Sven Peter
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