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authorLeah Rowe <leah@libreboot.org>2026-03-14 06:40:21 +0000
committerLeah Rowe <leah@libreboot.org>2026-03-26 06:59:41 +0000
commit897c7490b57c899cadfba7d507f8e0667761f0c0 (patch)
tree1d8d48057619d8ae517cd534f471bf0e5a23ce63
parentbae8999b8099175f00c4e3f50237f4b37a4f3771 (diff)
util/nvmutil: restore pad before reading to it
Signed-off-by: Leah Rowe <leah@libreboot.org>
-rw-r--r--util/nvmutil/nvmutil.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c
index e162a56e..8e8f41cd 100644
--- a/util/nvmutil/nvmutil.c
+++ b/util/nvmutil/nvmutil.c
@@ -1568,6 +1568,8 @@ check_written_part(size_t p)
mem_offset = gbe_mem_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,
gbe_rw_size, file_offset, IO_PREAD);