diff options
Diffstat (limited to 'poky/meta/recipes-devtools/e2fsprogs/e2fsprogs/0001-lib-ext2fs-unix_io.c-revert-parts-of-libext2fs-fix-p.patch')
| -rw-r--r-- | poky/meta/recipes-devtools/e2fsprogs/e2fsprogs/0001-lib-ext2fs-unix_io.c-revert-parts-of-libext2fs-fix-p.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/poky/meta/recipes-devtools/e2fsprogs/e2fsprogs/0001-lib-ext2fs-unix_io.c-revert-parts-of-libext2fs-fix-p.patch b/poky/meta/recipes-devtools/e2fsprogs/e2fsprogs/0001-lib-ext2fs-unix_io.c-revert-parts-of-libext2fs-fix-p.patch new file mode 100644 index 000000000..2452f7e08 --- /dev/null +++ b/poky/meta/recipes-devtools/e2fsprogs/e2fsprogs/0001-lib-ext2fs-unix_io.c-revert-parts-of-libext2fs-fix-p.patch @@ -0,0 +1,48 @@ +From 3593063f735f453d43f461292e26913436c11ca3 Mon Sep 17 00:00:00 2001 +From: Alexander Kanavin <alex.kanavin@gmail.com> +Date: Sat, 1 May 2021 13:06:12 +0200 +Subject: [PATCH] lib/ext2fs/unix_io.c: revert parts of "libext2fs: fix + potential races in unix_io" + +Upstream-Status: Submitted [https://github.com/tytso/e2fsprogs/pull/68] +Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com> +--- + lib/ext2fs/unix_io.c | 15 ++++++++------- + 1 file changed, 8 insertions(+), 7 deletions(-) + +diff --git a/lib/ext2fs/unix_io.c b/lib/ext2fs/unix_io.c +index 528c2fbc..f4916b21 100644 +--- a/lib/ext2fs/unix_io.c ++++ b/lib/ext2fs/unix_io.c +@@ -311,10 +311,10 @@ bounce_read: + size += really_read; + goto short_read; + } +- actual = size; +- if (actual > align_size) +- actual = align_size; +- actual -= offset; ++ if ((actual + offset) > align_size) ++ actual = align_size - offset; ++ if (actual > size) ++ actual = size; + memcpy(buf, data->bounce + offset, actual); + + really_read += actual; +@@ -455,9 +455,10 @@ bounce_write: + } + } + actual = size; +- if (actual > align_size) +- actual = align_size; +- actual -= offset; ++ if ((actual + offset) > align_size) ++ actual = align_size - offset; ++ if (actual > size) ++ actual = size; + memcpy(((char *)data->bounce) + offset, buf, actual); + if (ext2fs_llseek(data->dev, aligned_blk * align_size, SEEK_SET) < 0) { + retval = errno ? errno : EXT2_ET_LLSEEK_FAILED; +-- +2.24.0 + |