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Message-Id: <1400428783-10162-1-git-send-email-rickard_strandqvist@spectrumdigital.se> Date: Sun, 18 May 2014 17:59:43 +0200 From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se> To: Nagalakshmi Nandigama <Nagalakshmi.Nandigama@....com>, Sreekanth Reddy <Sreekanth.Reddy@....com> Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>, support@....com, DL-MPTFusionLinux@....com, linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH] message: fusion: mptscsih.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/message/fusion/mptscsih.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 727819c..b323b23 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1279,9 +1279,11 @@ mptscsih_info(struct Scsi_Host *SChost) mpt_print_ioc_summary(h->ioc, h->info_kbuf, &size, 0, 0); h->info_kbuf[size-1] = '\0'; + + return h->info_kbuf; } - return h->info_kbuf; + return NULL; } int mptscsih_show_info(struct seq_file *m, struct Scsi_Host *host) -- 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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