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maillbox: bcm-flexrm-mailbox: handle cmpl_pool dma allocation failure 

Handle 'cmpl_pool' dma memory allocation failure.

Fixes: a9a9da47f8 ("mailbox: no need to check return value of debugfs_create functions")
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Tyler Hicks <tyhicks@linux.microsoft.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
alistair/sensors
Rayagonda Kokatanur 2020-03-18 09:00:55 +05:30 committed by Jassi Brar
parent 25831c44b0
commit 64d0da512b
1 changed files with 2 additions and 0 deletions
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2
drivers/mailbox/bcm-flexrm-mailbox.c
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@ -1599,6 +1599,7 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
1 << RING_CMPL_ALIGN_ORDER, 0);
if (!mbox->cmpl_pool) {
ret = -ENOMEM;
goto fail_destroy_bd_pool;
}
/* Allocate platform MSIs for each ring */
@ -1661,6 +1662,7 @@ fail_free_debugfs_root:
platform_msi_domain_free_irqs(dev);
fail_destroy_cmpl_pool:
dma_pool_destroy(mbox->cmpl_pool);
fail_destroy_bd_pool:
dma_pool_destroy(mbox->bd_pool);
fail:
return ret;