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iommu/fsl_pamu: Remove unnecessary null test before kfree
Fix checkpatch warning: WARNING: kfree(NULL) is safe this check is probably not required Cc: Joerg Roedel <joro@8bytes.org> Cc: Grant Likely <grant.likely@linaro.org> Cc: iommu@lists.linux-foundation.org Cc: devicetree@vger.kernel.org Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: Joerg Roedel <jroedel@suse.de>
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1 changed files with 1 additions and 2 deletions
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@ -1118,8 +1118,7 @@ static int fsl_pamu_set_windows(struct iommu_domain *domain, u32 w_count)
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ret = pamu_set_domain_geometry(dma_domain, &domain->geometry,
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((w_count > 1) ? w_count : 0));
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if (!ret) {
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if (dma_domain->win_arr)
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kfree(dma_domain->win_arr);
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kfree(dma_domain->win_arr);
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dma_domain->win_arr = kzalloc(sizeof(struct dma_window) *
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w_count, GFP_ATOMIC);
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if (!dma_domain->win_arr) {
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