Unverified Commit d3601857 authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Mark Brown
Browse files

regmap: debugfs: Fix a erroneous check after snprintf() 



This error handling looks really strange.
Check if the string has been truncated instead.

Fixes: f0c2319f ("regmap: Expose the driver name in debugfs")
Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/8595de2462c490561f70020a6d11f4d6b652b468.1693857825.git.christophe.jaillet@wanadoo.fr


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0bb80ecc

drivers/base/regmap/regmap-debugfs.c

+1 −1
Original line number Diff line number Diff line
@@ -48,7 +48,7 @@ static ssize_t regmap_name_read_file(struct file *file, 
		name = map->dev->driver->name;



	ret = snprintf(buf, PAGE_SIZE, "%s\n", name);

	if (ret < 0) {

	if (ret >= PAGE_SIZE) {

		kfree(buf);

		return ret;

	}