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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2025-07-06 14:47:12 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2025-07-06 14:47:14 -0400 |
| commit | b47c5ba55d592855bdfc77883f41207bdad56248 (patch) | |
| tree | 8c065e8f08f2a26ba73c68532a77144b1212d2d1 | |
| parent | c614bbc9762b0f569fb4996eafb6412bcfcc24fe (diff) | |
bcachefs: silence userspace build warning
printk won't crash if you feed it a null pointer for a %s argument, but
glibc printf will
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
| -rw-r--r-- | fs/bcachefs/backpointers.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/bcachefs/backpointers.c b/fs/bcachefs/backpointers.c index 77d93beb3c8f..bc277f42cf5f 100644 --- a/fs/bcachefs/backpointers.c +++ b/fs/bcachefs/backpointers.c @@ -144,7 +144,8 @@ static noinline int backpointer_mod_err(struct btree_trans *trans, if (!will_check && __bch2_inconsistent_error(c, &buf)) ret = bch_err_throw(c, erofs_unfixed_errors); - bch_err(c, "%s", buf.buf); + if (buf.buf) + bch_err(c, "%s", buf.buf); printbuf_exit(&buf); return ret; } |