Messages in this thread Patch in this message | | | From | Fabian Frederick <> | Subject | [PATCH 1/1] iommu/fsl_pamu: Remove unnecessary null test before kfree | Date | Sun, 29 Jun 2014 10:01:26 +0200 |
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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> --- drivers/iommu/fsl_pamu_domain.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iommu/fsl_pamu_domain.c b/drivers/iommu/fsl_pamu_domain.c index 93072ba..0009dff 100644 --- a/drivers/iommu/fsl_pamu_domain.c +++ b/drivers/iommu/fsl_pamu_domain.c @@ -1118,8 +1118,7 @@ static int fsl_pamu_set_windows(struct iommu_domain *domain, u32 w_count) ret = pamu_set_domain_geometry(dma_domain, &domain->geometry, ((w_count > 1) ? w_count : 0)); if (!ret) { - if (dma_domain->win_arr) - kfree(dma_domain->win_arr); + kfree(dma_domain->win_arr); dma_domain->win_arr = kzalloc(sizeof(struct dma_window) * w_count, GFP_ATOMIC); if (!dma_domain->win_arr) { -- 1.8.4.5
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