This change takes care of releasing mmc resources on error cases in
probe function which was missing. Also release timer in remove function.
Cc: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
Cc: Chris Ball <chris@xxxxxxxxxx>
Cc: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
Cc: linux-mmc@xxxxxxxxxxxxxxx
Signed-off-by: Pramod Gurav <pramod.gurav@xxxxxxxxxxxxxxx>
---
Changes since v1: None
drivers/mmc/host/atmel-mci.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 36212fb..288bcc1 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -2376,7 +2376,7 @@ static int __init atmci_probe(struct platform_device *pdev)
struct resource *regs;
unsigned int nr_slots;
int irq;
- int ret;
+ int ret, i;
regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!regs)
@@ -2482,7 +2482,7 @@ static int __init atmci_probe(struct platform_device *pdev)
if (!host->buffer) {
ret = -ENOMEM;
dev_err(&pdev->dev, "buffer allocation failed\n");
- goto err_init_slot;
+ goto err_dma_alloc;
}
}
@@ -2492,7 +2492,13 @@ static int __init atmci_probe(struct platform_device *pdev)
return 0;
+err_dma_alloc:
+ for (i = 0; i < ATMCI_MAX_NR_SLOTS; i++) {
+ if (host->slot[i])
+ atmci_cleanup_slot(host->slot[i], i);
+ }
err_init_slot:
+ del_timer_sync(&host->timer);
if (host->dma.chan)
dma_release_channel(host->dma.chan);
free_irq(irq, host);
@@ -2519,6 +2525,7 @@ static int __exit atmci_remove(struct platform_device *pdev)
atmci_readl(host, ATMCI_SR);
clk_disable_unprepare(host->mck);
+ del_timer_sync(&host->timer);
if (host->dma.chan)
dma_release_channel(host->dma.chan);
--
1.7.9.5
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