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util/nvmutil: restore pad before reading to it

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Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-14 06:40:21 +00:00
parent bae8999b80
commit 897c7490b5
1 changed files with 2 additions and 0 deletions
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util/nvmutil/nvmutil.c
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@@ -1568,6 +1568,8 @@ check_written_part(size_t p)
mem_offset = gbe_mem_offset(p, "pwrite"); mem_offset = gbe_mem_offset(p, "pwrite");
file_offset = (off_t)gbe_file_offset(p, "pwrite"); file_offset = (off_t)gbe_file_offset(p, "pwrite");
memset(pad, 0xff, sizeof(pad));
r = rw_gbe_file_exact(gbe_fd, pad, r = rw_gbe_file_exact(gbe_fd, pad,
gbe_rw_size, file_offset, IO_PREAD); gbe_rw_size, file_offset, IO_PREAD);