diff options
Diffstat (limited to 'util/nvmutil/nvmutil.c')
| -rw-r--r-- | util/nvmutil/nvmutil.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c index 3a6128f9..ed5eef08 100644 --- a/util/nvmutil/nvmutil.c +++ b/util/nvmutil/nvmutil.c @@ -652,6 +652,9 @@ static int rw_check_bad_part[] = {0, 0}; static int post_rw_checksum[] = {0, 0}; +static dev_t gbe_dev; +static ino_t gbe_ino; + int main(int argc, char *argv[]) { @@ -930,6 +933,10 @@ open_gbe_file(void) xopen(&gbe_fd, fname, command[cmd_index].flags | O_BINARY | O_NOFOLLOW, &gbe_st); + /* inode will be checked later on write */ + gbe_dev = gbe_st.st_dev; + gbe_ino = gbe_st.st_ino; + if (gbe_st.st_nlink == 0) err(EIO, "%s: file unlinked while open", fname); @@ -1411,6 +1418,9 @@ write_gbe_file(void) if (fstat(gbe_fd, &gbe_st) == -1) err(errno, "%s: re-check", fname); + if (gbe_st.st_dev != gbe_dev || gbe_st.st_ino != gbe_ino) + err(EIO, "%s: file replaced while open", fname); + if (gbe_st.st_size != gbe_file_size) err(errno, "%s: file size changed before write", fname); |