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| author | Chuck Silvers <chs@FreeBSD.org> | 2021-06-29 21:29:15 +0000 |
|---|---|---|
| committer | Kirk McKusick <mckusick@FreeBSD.org> | 2022-02-28 05:36:06 +0000 |
| commit | a0c3799828e52151560e37855f14ee39a3e8aca0 (patch) | |
| tree | 2888f7702cc14b6e236dbf08a4920b7f984bce0b | |
| parent | 11045f1b7365eb00bfd9f1da71dd65da450fd413 (diff) | |
| download | src-a0c3799828e52151560e37855f14ee39a3e8aca0.tar.gz src-a0c3799828e52151560e37855f14ee39a3e8aca0.zip | |
fsck_ffs: don't try to write in read-only mode
(cherry picked from commit ed1a156b038dee0e7a02c2935186ad5d8f4c36c1)
Sponsored by: Netflix
| -rw-r--r-- | sbin/fsck_ffs/main.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/sbin/fsck_ffs/main.c b/sbin/fsck_ffs/main.c index 45bb279ce374..2724893a5b9a 100644 --- a/sbin/fsck_ffs/main.c +++ b/sbin/fsck_ffs/main.c @@ -364,17 +364,19 @@ checkfilesys(char *filesys) sujrecovery = 0; printf("** Skipping journal, falling through to full fsck\n\n"); } - /* - * Write the superblock so we don't try to recover the - * journal on another pass. If this is the only change - * to the filesystem, we do not want it to be called - * out as modified. - */ - sblock.fs_mtime = time(NULL); - sbdirty(); - ofsmodified = fsmodified; - flush(fswritefd, &sblk); - fsmodified = ofsmodified; + if (fswritefd != -1) { + /* + * Write the superblock so we don't try to recover the + * journal on another pass. If this is the only change + * to the filesystem, we do not want it to be called + * out as modified. + */ + sblock.fs_mtime = time(NULL); + sbdirty(); + ofsmodified = fsmodified; + flush(fswritefd, &sblk); + fsmodified = ofsmodified; + } } /* * If the filesystem was run on an old kernel that did not |