From: roel kluin <roel.kluin@gmail.com>
Date: Wed, 29 Oct 2008 21:24:47 +0000 (-0700)
Subject: [SCSI] u14-34f: fix scsi_dma_map failure case
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8d6dda7f0ce53c55ec14eb5eaa360d549641586b;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

[SCSI] u14-34f: fix scsi_dma_map failure case

When unsigned, scsi_dma_map may return -ENOMEM without triggering BUG_ON()

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
---

diff --git a/drivers/scsi/u14-34f.c b/drivers/scsi/u14-34f.c
index 329eb8780e74..601e95141cbe 100644
--- a/drivers/scsi/u14-34f.c
+++ b/drivers/scsi/u14-34f.c
@@ -1111,7 +1111,8 @@ static int u14_34f_detect(struct scsi_host_template *tpnt) {
 
 static void map_dma(unsigned int i, unsigned int j) {
    unsigned int data_len = 0;
-   unsigned int k, count, pci_dir;
+   unsigned int k, pci_dir;
+   int count;
    struct scatterlist *sg;
    struct mscp *cpp;
    struct scsi_cmnd *SCpnt;