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Groups > linux.kernel > #1667545
| From | Varadarajan Narayanan <varada@codeaurora.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 06/15] spi: qup: Fix error handling in spi_qup_prep_sg |
| Date | 2017-06-16 11:10 +0200 |
| Message-ID | <tSVqq-6tS-15@gated-at.bofh.it> (permalink) |
| References | <tSVgJ-6bj-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org> --- drivers/spi/spi-qup.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index 363bd43..2124815 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -310,8 +310,8 @@ static int spi_qup_prep_sg(struct spi_master *master, struct spi_transfer *xfer, } desc = dmaengine_prep_slave_sg(chan, sgl, nents, dir, flags); - if (!desc) - return -EINVAL; + if (IS_ERR_OR_NULL(desc)) + return desc ? PTR_ERR(desc) : -EINVAL; desc->callback = callback; desc->callback_param = data; -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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[PATCH 00/15] spi: qup: Fixes and add support for >64k transfers Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:00 +0200 [PATCH 03/15] spi: qup: Add completion timeout for dma mode Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:00 +0200 [PATCH 02/15] spi: qup: Setup DMA mode correctly Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 13/15] spi: qup: allow multiple DMA transactions per spi xfer Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 06/15] spi: qup: Fix error handling in spi_qup_prep_sg Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 14/15] spi: qup: Ensure done detection Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 09/15] spi: qup: refactor spi_qup_io_config into two functions Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 12/15] spi: qup: refactor spi_qup_prep_sg Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 10/15] spi: qup: call io_config in mode specific function Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 07/15] spi: qup: Fix transaction done signaling Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 04/15] spi: qup: Add completion timeout for fifo/block mode Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 05/15] spi: qup: Place the QUP in run mode before DMA transactions Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 08/15] spi: qup: Do block sized read/write in block mode Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 15/15] spi: qup: support for qup v1 dma Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 11/15] spi: qup: allow block mode to generate multiple transactions Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200 [PATCH 01/15] spi: qup: Enable chip select support Varadarajan Narayanan <varada@codeaurora.org> - 2017-06-16 11:10 +0200
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