From: kbuild test robot <lkp@xxxxxxxxx> drivers/i2c/i2c-pseudo.c:2206:1-17: ERROR: i2cp_fileops: .read() can deadlock .write(); change nonseekable_open -> stream_open to fix. Generated by: scripts/coccinelle/api/stream_open.cocci CC: Matthew Blecker <matthewb@xxxxxxxxxxxx> Signed-off-by: kbuild test robot <lkp@xxxxxxxxx> --- url: https://github.com/0day-ci/linux/commits/Matthew-Blecker/i2c-Add-i2c-pseudo-driver-for-userspace-I2C-adapters/20200509-011221 base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next Please take the patch only if it's a positive warning. Thanks! i2c-pseudo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/i2c/i2c-pseudo.c +++ b/drivers/i2c/i2c-pseudo.c @@ -2203,7 +2203,7 @@ static int i2cp_cdev_open(struct inode * this_pseudo = i2cp_device; /* I2C pseudo adapter controllers are not seekable. */ - nonseekable_open(inodep, filep); + stream_open(inodep, filep); /* Refuse fsnotify events. Modeled after /dev/ptmx implementation. */ filep->f_mode |= FMODE_NONOTIFY;
