linux-kernel - [patch] staging: lustre: lov: crash in error handling

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Message-ID: <20161110194105.GB18347@mwanda>
Date:   Thu, 10 Nov 2016 22:41:05 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Oleg Drokin <oleg.drokin@...el.com>,
        "John L. Hammond" <john.hammond@...el.com>
Cc:     Andreas Dilger <andreas.dilger@...el.com>,
        James Simmons <jsimmons@...radead.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Amitoj Kaur Chawla <amitoj1606@...il.com>,
        lustre-devel@...ts.lustre.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [patch] staging: lustre: lov: crash in error handling

We accidentally made this unsigned so now the error handling will loop
until it crashes.

Fixes: 55051039fdad ('staging: lustre: lov: remove LSM from struct lustre_md')
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/drivers/staging/lustre/lustre/lov/lov_ea.c b/drivers/staging/lustre/lustre/lov/lov_ea.c
index 53db170..2e2abed 100644
--- a/drivers/staging/lustre/lustre/lov/lov_ea.c
+++ b/drivers/staging/lustre/lustre/lov/lov_ea.c
@@ -81,7 +81,7 @@ struct lov_stripe_md *lsm_alloc_plain(u16 stripe_count)
 	size_t oinfo_ptrs_size, lsm_size;
 	struct lov_stripe_md *lsm;
 	struct lov_oinfo     *loi;
-	unsigned int i;
+	int i;
 
 	LASSERT(stripe_count <= LOV_MAX_STRIPE_COUNT);