From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Fri, 06 Feb 2015 17:26:42 +0000 Subject: [PATCH 3/3] SCSI-debug: Fix exception handling for an alignment/granularity mismatch in scsi_debug_i Message-Id: <54D4F952.5070206@users.sourceforge.net> List-Id: References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.so urceforge.net> <54D4F7DF.8070008@users.sourceforge.net> In-Reply-To: <54D4F7DF.8070008@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "James E. J. Bottomley" , linux-scsi@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Fri, 6 Feb 2015 17:57:32 +0100 The scsi_debug_init() function returned directly if the data items "alignment" and "granularity" did not fit together. Let us improve the affected exception handling by replacing the return statement by a goto statement so that previously allocated resources will also be appropriately released. Signed-off-by: Markus Elfring --- drivers/scsi/scsi_debug.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 756b7be..2c78663 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -4909,7 +4909,8 @@ static int __init scsi_debug_init(void) scsi_debug_unmap_alignment) { pr_err("%s: ERR: unmap_granularity <= unmap_alignment\n", __func__); - return -EINVAL; + ret = -EINVAL; + goto free_dif; } map_size = lba_to_map_index(sdebug_store_sectors - 1) + 1; -- 2.2.2