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author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-09-13 20:46:05 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-09-13 20:46:05 +0200 |
commit | e936e7d4a83b5ff6b7a685722f0ba348383af68c (patch) | |
tree | 777433bb8b473b4b73617e802604db73f02bb546 | |
parent | Merge tag 'soundwire-6.11-fixes_2' of git://git.kernel.org/pub/scm/linux/kern... (diff) | |
parent | spi: nxp-fspi: fix the KASAN report out-of-bounds bug (diff) | |
download | linux-e936e7d4a83b5ff6b7a685722f0ba348383af68c.tar.xz linux-e936e7d4a83b5ff6b7a685722f0ba348383af68c.zip |
Merge tag 'spi-fix-v6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
Pull spi fixes from Mark Brown:
"A few last minute fixes for v6.11, they're all individually
unremarkable and only last minute due to when they came in"
* tag 'spi-fix-v6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi:
spi: nxp-fspi: fix the KASAN report out-of-bounds bug
spi: geni-qcom: Fix incorrect free_irq() sequence
spi: geni-qcom: Undo runtime PM changes at driver exit time
-rw-r--r-- | drivers/spi/spi-geni-qcom.c | 17 | ||||
-rw-r--r-- | drivers/spi/spi-nxp-fspi.c | 5 |
2 files changed, 11 insertions, 11 deletions
diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c index 37ef8c40b276..6f4057330444 100644 --- a/drivers/spi/spi-geni-qcom.c +++ b/drivers/spi/spi-geni-qcom.c @@ -1110,25 +1110,27 @@ static int spi_geni_probe(struct platform_device *pdev) spin_lock_init(&mas->lock); pm_runtime_use_autosuspend(&pdev->dev); pm_runtime_set_autosuspend_delay(&pdev->dev, 250); - pm_runtime_enable(dev); + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; if (device_property_read_bool(&pdev->dev, "spi-slave")) spi->target = true; ret = geni_icc_get(&mas->se, NULL); if (ret) - goto spi_geni_probe_runtime_disable; + return ret; /* Set the bus quota to a reasonable value for register access */ mas->se.icc_paths[GENI_TO_CORE].avg_bw = Bps_to_icc(CORE_2X_50_MHZ); mas->se.icc_paths[CPU_TO_GENI].avg_bw = GENI_DEFAULT_BW; ret = geni_icc_set_bw(&mas->se); if (ret) - goto spi_geni_probe_runtime_disable; + return ret; ret = spi_geni_init(mas); if (ret) - goto spi_geni_probe_runtime_disable; + return ret; /* * check the mode supported and set_cs for fifo mode only @@ -1157,8 +1159,6 @@ spi_geni_probe_free_irq: free_irq(mas->irq, spi); spi_geni_release_dma: spi_geni_release_dma_chan(mas); -spi_geni_probe_runtime_disable: - pm_runtime_disable(dev); return ret; } @@ -1170,10 +1170,9 @@ static void spi_geni_remove(struct platform_device *pdev) /* Unregister _before_ disabling pm_runtime() so we stop transfers */ spi_unregister_controller(spi); - spi_geni_release_dma_chan(mas); - free_irq(mas->irq, spi); - pm_runtime_disable(&pdev->dev); + + spi_geni_release_dma_chan(mas); } static int __maybe_unused spi_geni_runtime_suspend(struct device *dev) diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c index 88397f712a3b..6585b19a4866 100644 --- a/drivers/spi/spi-nxp-fspi.c +++ b/drivers/spi/spi-nxp-fspi.c @@ -805,14 +805,15 @@ static void nxp_fspi_fill_txfifo(struct nxp_fspi *f, if (i < op->data.nbytes) { u32 data = 0; int j; + int remaining = op->data.nbytes - i; /* Wait for TXFIFO empty */ ret = fspi_readl_poll_tout(f, f->iobase + FSPI_INTR, FSPI_INTR_IPTXWE, 0, POLL_TOUT, true); WARN_ON(ret); - for (j = 0; j < ALIGN(op->data.nbytes - i, 4); j += 4) { - memcpy(&data, buf + i + j, 4); + for (j = 0; j < ALIGN(remaining, 4); j += 4) { + memcpy(&data, buf + i + j, min_t(int, 4, remaining - j)); fspi_writel(f, data, base + FSPI_TFDR + j); } fspi_writel(f, FSPI_INTR_IPTXWE, base + FSPI_INTR); |