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authorLinus Torvalds <torvalds@linux-foundation.org>2017-10-06 17:59:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-10-06 17:59:32 -0700
commit1c86f2e4c84faface399d7ba7c740423d6dfbdf9 (patch)
treef7d28ba1a4d86b1194c7550fd393b270900e2b54
parentdbeb1a8ff547ffc2db69b44b4445a9eadc025abf (diff)
parent74007ae6316ebe40260e44f8ab558f9b1ccc04e5 (diff)
Merge tag 'hwmon-for-linus-v4.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fix from Guenter Roeck: "Fix up error path in xgene driver" * tag 'hwmon-for-linus-v4.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (xgene) Fix up error handling path mixup in 'xgene_hwmon_probe()'
-rw-r--r--drivers/hwmon/xgene-hwmon.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/hwmon/xgene-hwmon.c b/drivers/hwmon/xgene-hwmon.c
index 9c0dbb8191ad..e1be61095532 100644
--- a/drivers/hwmon/xgene-hwmon.c
+++ b/drivers/hwmon/xgene-hwmon.c
@@ -630,7 +630,7 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
sizeof(struct slimpro_resp_msg) * ASYNC_MSG_FIFO_SIZE,
GFP_KERNEL);
if (rc)
- goto out_mbox_free;
+ return -ENOMEM;
INIT_WORK(&ctx->workq, xgene_hwmon_evt_work);
@@ -646,7 +646,8 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
if (IS_ERR(ctx->mbox_chan)) {
dev_err(&pdev->dev,
"SLIMpro mailbox channel request failed\n");
- return -ENODEV;
+ rc = -ENODEV;
+ goto out_mbox_free;
}
} else {
struct acpi_pcct_hw_reduced *cppc_ss;
@@ -654,7 +655,8 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
if (device_property_read_u32(&pdev->dev, "pcc-channel",
&ctx->mbox_idx)) {
dev_err(&pdev->dev, "no pcc-channel property\n");
- return -ENODEV;
+ rc = -ENODEV;
+ goto out_mbox_free;
}
cl->rx_callback = xgene_hwmon_pcc_rx_cb;
@@ -662,7 +664,8 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
if (IS_ERR(ctx->mbox_chan)) {
dev_err(&pdev->dev,
"PPC channel request failed\n");
- return -ENODEV;
+ rc = -ENODEV;
+ goto out_mbox_free;
}
/*
@@ -675,13 +678,13 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
if (!cppc_ss) {
dev_err(&pdev->dev, "PPC subspace not found\n");
rc = -ENODEV;
- goto out_mbox_free;
+ goto out;
}
if (!ctx->mbox_chan->mbox->txdone_irq) {
dev_err(&pdev->dev, "PCC IRQ not supported\n");
rc = -ENODEV;
- goto out_mbox_free;
+ goto out;
}
/*
@@ -696,14 +699,14 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
} else {
dev_err(&pdev->dev, "Failed to get PCC comm region\n");
rc = -ENODEV;
- goto out_mbox_free;
+ goto out;
}
if (!ctx->pcc_comm_addr) {
dev_err(&pdev->dev,
"Failed to ioremap PCC comm region\n");
rc = -ENOMEM;
- goto out_mbox_free;
+ goto out;
}
/*