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Message-Id: <1400429349-11040-1-git-send-email-rickard_strandqvist@spectrumdigital.se> Date: Sun, 18 May 2014 18:09:09 +0200 From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se> To: Oliver Neukum <oliver@...kum.org>, Ali Akcaagac <aliakc@....de> Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>, Jamie Lenehan <lenehan@...bble.org>, "James E.J. Bottomley" <JBottomley@...allels.com>, dc395x@...bble.org, linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH] scsi: dc395x.c: Fix for possible null pointer dereference There is otherwise a risk of a possible null pointer dereference. Was largely found by using a static code analysis program called cppcheck. Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se> --- drivers/scsi/dc395x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index 83d9bf6..0d86bc7 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -2637,7 +2637,7 @@ static struct ScsiReqBlk *msgin_qtag(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb = NULL; struct ScsiReqBlk *i; dprintkdbg(DBG_0, "msgin_qtag: (0x%p) tag=%i srb=%p\n", - srb->cmd, tag, srb); + srb ? srb->cmd : 0, tag, srb); if (!(dcb->tag_mask & (1 << tag))) dprintkl(KERN_DEBUG, -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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