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| author | Yang Ruibin <11162571@vivo.com> | 2024-08-21 11:39:08 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2024-08-21 23:32:52 +0300 |
| commit | c4b43d8336e52dce6d124e428aa3b71703e62647 (patch) | |
| tree | 8a11a4b23041248545a16cb62af761c48b7bab7f | |
| parent | d35099d3c60c8a60de2cab909040c35e255cf474 (diff) | |
| download | linux-c4b43d8336e52dce6d124e428aa3b71703e62647.tar.xz | |
drivers:iio:Fix the NULL vs IS_ERR() bug for debugfs_create_dir()
The debugfs_create_dir() function returns error pointers.
It never returns NULL. So use IS_ERR() to check it.
Signed-off-by: Yang Ruibin <11162571@vivo.com>
Link: https://patch.msgid.link/20240821083911.3411-1-11162571@vivo.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
| -rw-r--r-- | drivers/iio/industrialio-backend.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/industrialio-backend.c b/drivers/iio/industrialio-backend.c index a52a6b61c8b5..20b3b5212da7 100644 --- a/drivers/iio/industrialio-backend.c +++ b/drivers/iio/industrialio-backend.c @@ -219,7 +219,7 @@ void iio_backend_debugfs_add(struct iio_backend *back, snprintf(name, sizeof(name), "backend%d", back->idx); back_d = debugfs_create_dir(name, d); - if (!back_d) + if (IS_ERR(back_d)) return; if (back->ops->debugfs_reg_access) |