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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-05-11 18:45:21 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-05-11 18:45:21 +0100
commit254c44ea822066e24ab5efbdff1e43b8fe45ae76 (patch)
tree547f6fd4ce1bd6dba6a5cc5184df28501d550795 /drivers/mmc/host/sdhci.c
parent7b76415375ba91f5a06f8d5179278c03d6151d16 (diff)
parent6ac77e469e991e9dd91b28e503fa24b5609eedba (diff)
Merge branch 'gic-fasteoi' of git://linux-arm.org/linux-2.6-wd into devel-stable
Diffstat (limited to 'drivers/mmc/host/sdhci.c')
-rw-r--r--drivers/mmc/host/sdhci.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9e15f41f87b..5d20661bc35 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1334,6 +1334,13 @@ static void sdhci_tasklet_finish(unsigned long param)
host = (struct sdhci_host*)param;
+ /*
+ * If this tasklet gets rescheduled while running, it will
+ * be run again afterwards but without any active request.
+ */
+ if (!host->mrq)
+ return;
+
spin_lock_irqsave(&host->lock, flags);
del_timer(&host->timer);
@@ -1345,7 +1352,7 @@ static void sdhci_tasklet_finish(unsigned long param)
* upon error conditions.
*/
if (!(host->flags & SDHCI_DEVICE_DEAD) &&
- (mrq->cmd->error ||
+ ((mrq->cmd && mrq->cmd->error) ||
(mrq->data && (mrq->data->error ||
(mrq->data->stop && mrq->data->stop->error))) ||
(host->quirks & SDHCI_QUIRK_RESET_AFTER_REQUEST))) {