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Date: Thu, 15 Oct 2015 12:29:27 -0400 From: Insu Yun <wuninsu@...il.com> To: isdn@...ux-pingi.de, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Cc: taesoo@...ech.edu, yeongjin.jang@...ech.edu, insu@...ech.edu, Insu Yun <wuninsu@...il.com> Subject: [PATCH 1/2] isdn: correctly check failed allocation Since skb_clone can be failed in memory pressure, return value of skb_clone needs to be checked. Signed-off-by: Insu Yun <wuninsu@...il.com> --- drivers/isdn/hisax/isdnl2.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/isdn/hisax/isdnl2.c b/drivers/isdn/hisax/isdnl2.c index 18accb0..e74f847 100644 --- a/drivers/isdn/hisax/isdnl2.c +++ b/drivers/isdn/hisax/isdnl2.c @@ -1284,6 +1284,10 @@ l2_pull_iqueue(struct FsmInst *fi, int event, void *arg) } l2->windowar[p1] = skb_clone(skb, GFP_ATOMIC); + if (!l2->windowar[p1]) { + return; + } + i = sethdraddr(&st->l2, header, CMD); if (test_bit(FLG_MOD128, &l2->flag)) { -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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