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Groups > linux.kernel > #1720701

[PATCH] net: ethernet: broadcom: Remove null check before kfree

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Kfree on NULL pointer is a no-op and therefore checking is redundant.

Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
---
 drivers/net/ethernet/broadcom/sb1250-mac.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/sb1250-mac.c b/drivers/net/ethernet/broadcom/sb1250-mac.c
index 16a0f19..ecdef42 100644
--- a/drivers/net/ethernet/broadcom/sb1250-mac.c
+++ b/drivers/net/ethernet/broadcom/sb1250-mac.c
@@ -1367,15 +1367,11 @@ static int sbmac_initctx(struct sbmac_softc *s)
 
 static void sbdma_uninitctx(struct sbmacdma *d)
 {
-	if (d->sbdma_dscrtable_unaligned) {
-		kfree(d->sbdma_dscrtable_unaligned);
-		d->sbdma_dscrtable_unaligned = d->sbdma_dscrtable = NULL;
-	}
+	kfree(d->sbdma_dscrtable_unaligned);
+	d->sbdma_dscrtable_unaligned = d->sbdma_dscrtable = NULL;
 
-	if (d->sbdma_ctxtable) {
-		kfree(d->sbdma_ctxtable);
-		d->sbdma_ctxtable = NULL;
-	}
+	kfree(d->sbdma_ctxtable);
+	d->sbdma_ctxtable = NULL;
 }
 
 
-- 
2.7.4

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[PATCH] net: ethernet: broadcom: Remove null check before kfree Himanshu Jha <himanshujha199640@gmail.com> - 2017-08-26 22:20 +0200
  Re: [PATCH] net: ethernet: broadcom: Remove null check before kfree David Miller <davem@davemloft.net> - 2017-08-29 01:00 +0200

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