Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial

[can-eth-gw-linux.git] / arch / arm / plat-s3c24xx / dma.c

diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 3eb5139656af499c5fc3a3d7549a64076fbdcd40..ba3e76c9550489d18a50c8b9d4931c225c5edb73 100644 (file)
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -473,12 +473,13 @@ int s3c2410_dma_enqueue(enum dma_ch channel, void *id,
                pr_debug("dma%d: %s: buffer %p queued onto non-empty channel\n",
                         chan->number, __func__, buf);
 
-               if (chan->end == NULL)
+               if (chan->end == NULL) {
                        pr_debug("dma%d: %s: %p not empty, and chan->end==NULL?\n",
                                 chan->number, __func__, chan);
-
-               chan->end->next = buf;
-               chan->end = buf;
+               } else {
+                       chan->end->next = buf;
+                       chan->end = buf;
+               }
        }
 
        /* if necessary, update the next buffer field */