spi: au1550: Fix bug in deallocation of memory (30670539) · Commits · 戴 / test

This patch fixes a bug on the deallocation of memory allocated using request_mem_region, by using release_mem_region instead of release_resource and kfree. Signed-off-by:

Himangi Saraogi <himangi774@gmail.com> Signed-off-by:

Mark Brown <broonie@linaro.org>

drivers/spi/spi-au1550.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -925,8 +925,7 @@ err_no_txdma:
		iounmap((void __iomem *)hw->regs);

		err_ioremap:
		release_resource(hw->ioarea);
		kfree(hw->ioarea);
		release_mem_region(r->start, sizeof(psc_spi_t));

		err_no_iores:
		err_no_pdata:
		@@ -946,8 +945,7 @@ static int au1550_spi_remove(struct platform_device *pdev)
		spi_bitbang_stop(&hw->bitbang);
		free_irq(hw->irq, hw);
		iounmap((void __iomem *)hw->regs);
		release_resource(hw->ioarea);
		kfree(hw->ioarea);
		release_mem_region(r->start, sizeof(psc_spi_t));

		if (hw->usedma) {
		au1550_spi_dma_rxtmp_free(hw);

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