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authorÁlvaro Fernández Rojas <noltari@gmail.com>2019-09-04 19:01:23 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2019-09-04 19:02:48 +0200
commit662394fb30fdbcc89ec387918714aebee6868a9f (patch)
treec308c5f1a650abf9d9ccbb2a1747469a0d8570c0 /target/linux/brcm2708/patches-4.19/950-0385-bcm2835-mmc-Handle-mmc_add_host-errors.patch
parent99a5e285887c4a10aaf06d8e01fae0707995da00 (diff)
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brcm2708: update to latest patches from RPi foundation
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0385-bcm2835-mmc-Handle-mmc_add_host-errors.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0385-bcm2835-mmc-Handle-mmc_add_host-errors.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0385-bcm2835-mmc-Handle-mmc_add_host-errors.patch b/target/linux/brcm2708/patches-4.19/950-0385-bcm2835-mmc-Handle-mmc_add_host-errors.patch
new file mode 100644
index 0000000000..2115861ae7
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0385-bcm2835-mmc-Handle-mmc_add_host-errors.patch
@@ -0,0 +1,35 @@
+From 1591f5fd6fbad04bfe322a040f3ec30327ccb833 Mon Sep 17 00:00:00 2001
+From: Lukas Wunner <lukas@wunner.de>
+Date: Tue, 22 Jan 2019 12:29:45 +0100
+Subject: [PATCH 385/782] bcm2835-mmc: Handle mmc_add_host() errors
+
+The BCM2835 MMC host driver calls mmc_add_host() but doesn't check its
+return value. Errors occurring in that function are therefore not
+handled. Fix it.
+
+Signed-off-by: Lukas Wunner <lukas@wunner.de>
+Cc: Frank Pavlic <f.pavlic@kunbus.de>
+---
+ drivers/mmc/host/bcm2835-mmc.c | 8 +++++++-
+ 1 file changed, 7 insertions(+), 1 deletion(-)
+
+--- a/drivers/mmc/host/bcm2835-mmc.c
++++ b/drivers/mmc/host/bcm2835-mmc.c
+@@ -1398,10 +1398,16 @@ static int bcm2835_mmc_add_host(struct b
+ }
+
+ mmiowb();
+- mmc_add_host(mmc);
++ ret = mmc_add_host(mmc);
++ if (ret) {
++ dev_err(dev, "could not add MMC host\n");
++ goto free_irq;
++ }
+
+ return 0;
+
++free_irq:
++ free_irq(host->irq, host);
+ untasklet:
+ tasklet_kill(&host->finish_tasklet);
+