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Commit f3eb8399 authored by Dimitris Papastamos's avatar Dimitris Papastamos Committed by Mark Brown
Browse files

regmap: debugfs: Fix reading in register field units 



At the moment, if the length of the register field format is
N bytes, we can only get anything meaningful back to userspace
by providing a buffer that is N + 2 bytes large.  Fix this
so we that we only need to provide a buffer of N bytes.

Signed-off-by: default avatarDimitris Papastamos <dp@opensource.wolfsonmicro.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent a3471469

drivers/base/regmap/regmap-debugfs.c

+1 −1
Original line number Diff line number Diff line
@@ -185,7 +185,7 @@ static ssize_t regmap_read_debugfs(struct regmap *map, unsigned int from, 
		/* If we're in the region the user is trying to read */

		if (p >= *ppos) {

			/* ...but not beyond it */

			if (buf_pos + 1 + map->debugfs_tot_len >= count)

			if (buf_pos + map->debugfs_tot_len > count)

				break;



			/* Format the register */