bcachefs: Fix strndup_user() error checking
authorKent Overstreet <kent.overstreet@linux.dev>
Wed, 20 Sep 2023 05:19:53 +0000 (01:19 -0400)
committerKent Overstreet <kent.overstreet@linux.dev>
Sun, 22 Oct 2023 21:10:14 +0000 (17:10 -0400)
commit97ecc23632fad75c43809b3f5010800289884a08
treebafed71780f83bab5f731509f74bd152e28ae164
parentcfda31c03315ac8cf2a57142f5a6c7510b3f3706
bcachefs: Fix strndup_user() error checking

strndup_user() returns an error pointer, not NULL.

Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
fs/bcachefs/chardev.c