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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-12-04 10:46:21 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-04 10:46:21 -0200
commitdf5450d51945b4a1a506200e11267626a6d324e3 (patch)
treee9348b02855e213cbfee382cd1a4d8c902e7f06e /arch/arm/plat-s3c24xx/dma.c
parentd8658bca2e5696df2b6c69bc5538f8fe54e4a01e (diff)
parentb69f0859dc8e633c5d8c06845811588fe17e68b3 (diff)
Merge tag 'v3.7-rc8' into staging/for_v3.8
Linux 3.7-rc8 * tag 'v3.7-rc8': (112 commits) Linux 3.7-rc8 [parisc] open(2) compat bug Revert "sched, autogroup: Stop going ahead if autogroup is disabled" open*(2) compat fixes (s390, arm64) 8139cp: fix coherent mapping leak in error path. tcp: fix crashes in do_tcp_sendpages() workqueue: mod_delayed_work_on() shouldn't queue timer on 0 delay workqueue: exit rescuer_thread() as TASK_RUNNING x86, fpu: Avoid FPU lazy restore after suspend drivers/rtc/rtc-tps65910.c: fix invalid pointer access on _remove() mm: soft offline: split thp at the beginning of soft_offline_page() mm: avoid waking kswapd for THP allocations when compaction is deferred or contended revert "Revert "mm: remove __GFP_NO_KSWAPD"" mm: vmscan: fix endless loop in kswapd balancing mm/vmemmap: fix wrong use of virt_to_page mm: compaction: fix return value of capture_free_page() fix off-by-one in argument passed by iterate_fd() to callbacks lookup_one_len: don't accept . and .. cifs: get rid of blind d_drop() in readdir nfs_lookup_revalidate(): fix a leak ...
Diffstat (limited to 'arch/arm/plat-s3c24xx/dma.c')
-rw-r--r--arch/arm/plat-s3c24xx/dma.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index db98e7021f0d..0abd1c469887 100644
--- 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 */