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| author | Hauke Mehrtens <hauke@hauke-m.de> | 2018-11-01 17:57:55 +0100 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2018-12-15 12:50:06 +0100 |
| commit | 52a82ce3dd901a1536c7d7d9d963e9c2d761c816 (patch) | |
| tree | 79020fb59420fcea7bdc4b12272f7251e101fe64 /target/linux/generic/pending-4.19/450-mtd-spi-nor-allow-NOR-driver-to-write-fewer-bytes-th.patch | |
| parent | a272af75cd8c67d265400f96c1e6bb172315c23c (diff) | |
| download | upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.gz upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.bz2 upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.zip | |
kernel: Copy patches from kernel 4.14 to 4.19
This just copies the files from the kernel 4.14 specific folders into
the kernel 4.19 specific folder, no changes are done to the files in
this commit.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/generic/pending-4.19/450-mtd-spi-nor-allow-NOR-driver-to-write-fewer-bytes-th.patch')
| -rw-r--r-- | target/linux/generic/pending-4.19/450-mtd-spi-nor-allow-NOR-driver-to-write-fewer-bytes-th.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.19/450-mtd-spi-nor-allow-NOR-driver-to-write-fewer-bytes-th.patch b/target/linux/generic/pending-4.19/450-mtd-spi-nor-allow-NOR-driver-to-write-fewer-bytes-th.patch new file mode 100644 index 0000000000..571c9b885f --- /dev/null +++ b/target/linux/generic/pending-4.19/450-mtd-spi-nor-allow-NOR-driver-to-write-fewer-bytes-th.patch @@ -0,0 +1,36 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Thu, 22 Feb 2018 11:11:57 +0100 +Subject: [PATCH] mtd: spi-nor: allow NOR driver to write fewer bytes than + requested + +The write size can be constrained by the maximum message/transfer size +of the SPI controller. Only check for ret = 0 to avoid an infinite loop. + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -1377,7 +1377,7 @@ static int spi_nor_write(struct mtd_info + + write_enable(nor); + ret = nor->write(nor, addr, page_remain, buf + i); +- if (ret < 0) ++ if (ret <= 0) + goto write_err; + written = ret; + +@@ -1386,13 +1386,6 @@ static int spi_nor_write(struct mtd_info + goto write_err; + *retlen += written; + i += written; +- if (written != page_remain) { +- dev_err(nor->dev, +- "While writing %zu bytes written %zd bytes\n", +- page_remain, written); +- ret = -EIO; +- goto write_err; +- } + } + + write_err: |