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authorLeah Rowe <leah@libreboot.org>2026-03-13 16:20:30 +0000
committerLeah Rowe <leah@libreboot.org>2026-03-26 06:59:41 +0000
commit8e555f444cba67db672f56794b303179cc0425cf (patch)
treeb181cb7b57f6f9ce6beae9f348e310128b9cef2e /util/nvmutil/nvmutil.c
parent47936f52e90e3d0723a6ce46b95b2e64b886dc80 (diff)
util/nvmutil: check gbe file type before write
Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'util/nvmutil/nvmutil.c')
-rw-r--r--util/nvmutil/nvmutil.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c
index c6e25ce7..1a3ee366 100644
--- a/util/nvmutil/nvmutil.c
+++ b/util/nvmutil/nvmutil.c
@@ -1377,6 +1377,9 @@ write_gbe_file(void)
if (gbe_st.st_size != gbe_file_size)
err(errno, "%s: file size changed before write", fname);
+ if (!S_ISREG(gbe_st.st_mode))
+ err(errno, "%s: file type changed before write", fname);
+
for (p = 0; p < 2; p++) {
partnum = p ^ command[cmd_index].invert;