diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.4/1084-mtd-spi-nor-fix-error-handling-in-spi_nor_erase.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.4/1084-mtd-spi-nor-fix-error-handling-in-spi_nor_erase.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-4.4/1084-mtd-spi-nor-fix-error-handling-in-spi_nor_erase.patch b/target/linux/layerscape/patches-4.4/1084-mtd-spi-nor-fix-error-handling-in-spi_nor_erase.patch new file mode 100644 index 0000000000..3930028d97 --- /dev/null +++ b/target/linux/layerscape/patches-4.4/1084-mtd-spi-nor-fix-error-handling-in-spi_nor_erase.patch @@ -0,0 +1,39 @@ +From 9e473594776da97245049019f1d1e9608ff1214a Mon Sep 17 00:00:00 2001 +From: Heiner Kallweit <hkallweit1@gmail.com> +Date: Tue, 17 Nov 2015 20:18:54 +0100 +Subject: [PATCH 084/113] mtd: spi-nor: fix error handling in spi_nor_erase + +The documenting comment of mtd_erase in mtdcore.c states: +Device drivers are supposed to call instr->callback() whenever +the operation completes, even if it completes with a failure. + +Currently the callback isn't called in case of failure. Fix this. + +Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> +--- + drivers/mtd/spi-nor/spi-nor.c | 8 ++------ + 1 file changed, 2 insertions(+), 6 deletions(-) + +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -410,17 +410,13 @@ static int spi_nor_erase(struct mtd_info + + write_disable(nor); + ++erase_err: + spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_ERASE); + +- instr->state = MTD_ERASE_DONE; ++ instr->state = ret ? MTD_ERASE_FAILED : MTD_ERASE_DONE; + mtd_erase_callback(instr); + + return ret; +- +-erase_err: +- spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_ERASE); +- instr->state = MTD_ERASE_FAILED; +- return ret; + } + + static void stm_get_locked_range(struct spi_nor *nor, u8 sr, loff_t *ofs, |