[Buildroot] [PATCH] package/mtd: add upstream patch that fixes ubiformat return code

[Thomas De Schampheleire]

El mar., 7 abr. 2020 a las 11:58, Thomas De Schampheleire
(<patrickdepinguin at gmail.com>) escribió:
>
> From: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
>
> ubiformat returns 255 even on successful format actions, since the upgrade
> of mtd-utils to version 2.1.1.
>
> Backport an upstream patch that fixes this issue. No new release is made
> yet.
>
> Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
> ---
>  ...-utils-Fix-return-value-of-ubiformat.patch | 60 +++++++++++++++++++
>  1 file changed, 60 insertions(+)
>  create mode 100644 package/mtd/0001-mtd-utils-Fix-return-value-of-ubiformat.patch
>
> diff --git a/package/mtd/0001-mtd-utils-Fix-return-value-of-ubiformat.patch b/package/mtd/0001-mtd-utils-Fix-return-value-of-ubiformat.patch
> new file mode 100644
> index 0000000000..b316ecac12
> --- /dev/null
> +++ b/package/mtd/0001-mtd-utils-Fix-return-value-of-ubiformat.patch
> @@ -0,0 +1,60 @@
> +From 95633c4dfe943a701d4fcd809e6cabf4bf8710b8 Mon Sep 17 00:00:00 2001
> +From: Barry Grussling <barry at grussling.com>
> +Date: Sun, 12 Jan 2020 12:33:32 -0800
> +Subject: [PATCH] mtd-utils: Fix return value of ubiformat
> +
> +This changeset fixes a feature regression in ubiformat.  Older versions of
> +ubiformat, when invoked with a flash-image, would return 0 in the case no error
> +was encountered.  Upon upgrading to latest, it was discovered that ubiformat
> +returned 255 even without encountering an error condition.
> +
> +This changeset corrects the above issue and causes ubiformat, when given an
> +image file, to return 0 when no errors are detected.
> +
> +Tested by running through my loading scripts and verifying ubiformat returned
> +0.
> +
> +Signed-off-by: Barry Grussling <barry at grussling.com>
> +Signed-off-by: David Oberhollenzer <david.oberhollenzer at sigma-star.at>
> +[import into Buildroot]
> +Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
> +---
> + ubi-utils/ubiformat.c | 7 +++++--
> + 1 file changed, 5 insertions(+), 2 deletions(-)
> +
> +diff --git a/ubi-utils/ubiformat.c b/ubi-utils/ubiformat.c
> +index 64afad2..be40e52 100644
> +--- a/ubi-utils/ubiformat.c
> ++++ b/ubi-utils/ubiformat.c
> +@@ -550,6 +550,7 @@ static int format(libmtd_t libmtd, const struct mtd_dev_info *mtd,
> +       struct ubi_vtbl_record *vtbl;
> +       int eb1 = -1, eb2 = -1;
> +       long long ec1 = -1, ec2 = -1;
> ++      int ret = -1;
> +
> +       write_size = UBI_EC_HDR_SIZE + mtd->subpage_size - 1;
> +       write_size /= mtd->subpage_size;
> +@@ -643,8 +644,10 @@ static int format(libmtd_t libmtd, const struct mtd_dev_info *mtd,
> +       if (!args.quiet && !args.verbose)
> +               printf("\n");
> +
> +-      if (novtbl)
> ++      if (novtbl) {
> ++              ret = 0;
> +               goto out_free;
> ++      }
> +
> +       if (eb1 == -1 || eb2 == -1) {
> +               errmsg("no eraseblocks for volume table");
> +@@ -669,7 +672,7 @@ static int format(libmtd_t libmtd, const struct mtd_dev_info *mtd,
> +
> + out_free:
> +       free(hdr);
> +-      return -1;
> ++      return ret;
> + }
> +
> + int main(int argc, char * const argv[])
> +--
> +2.24.1
> +
> --
> 2.24.1
>

In my view this should be applied on both master and 2020.02.y.