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4295485719
Boot tested on Raspberry Pi B+ (BCM2708) and Raspberry Pi 2 (BCM2709) Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
36 lines
947 B
Diff
36 lines
947 B
Diff
From 3c29f09811abafef65e431bc70a66ef78625c08a Mon Sep 17 00:00:00 2001
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From: Lukas Wunner <lukas@wunner.de>
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Date: Tue, 22 Jan 2019 12:29:45 +0100
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Subject: [PATCH 391/703] bcm2835-mmc: Handle mmc_add_host() errors
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The BCM2835 MMC host driver calls mmc_add_host() but doesn't check its
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return value. Errors occurring in that function are therefore not
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handled. Fix it.
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Signed-off-by: Lukas Wunner <lukas@wunner.de>
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Cc: Frank Pavlic <f.pavlic@kunbus.de>
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---
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drivers/mmc/host/bcm2835-mmc.c | 8 +++++++-
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1 file changed, 7 insertions(+), 1 deletion(-)
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--- a/drivers/mmc/host/bcm2835-mmc.c
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+++ b/drivers/mmc/host/bcm2835-mmc.c
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@@ -1398,10 +1398,16 @@ static int bcm2835_mmc_add_host(struct b
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}
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mmiowb();
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- mmc_add_host(mmc);
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+ ret = mmc_add_host(mmc);
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+ if (ret) {
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+ dev_err(dev, "could not add MMC host\n");
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+ goto free_irq;
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+ }
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return 0;
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+free_irq:
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+ free_irq(host->irq, host);
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untasklet:
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tasklet_kill(&host->finish_tasklet);
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