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authorIngo Molnar <mingo@kernel.org>2012-12-08 15:25:06 +0100
committerIngo Molnar <mingo@kernel.org>2012-12-08 15:25:06 +0100
commitf0b9abfb044649bc452fb2fb975ff2fd599cc6a3 (patch)
tree7800081c5cb16a4dfee1e57a70f3be90f7b50d9a /arch/arm/plat-s3c24xx/dma.c
parentadc1ef1e37358d3c17d1a74a58b2e104fc0bda15 (diff)
parent1b3c393cd43f22ead8a6a2f839efc6df8ebd7465 (diff)
downloadtalos-op-linux-f0b9abfb044649bc452fb2fb975ff2fd599cc6a3.tar.gz
talos-op-linux-f0b9abfb044649bc452fb2fb975ff2fd599cc6a3.zip
Merge branch 'linus' into perf/core
Conflicts: tools/perf/Makefile tools/perf/builtin-test.c tools/perf/perf.h tools/perf/tests/parse-events.c tools/perf/util/evsel.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
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 */
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