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Commit 993bcc62 authored by Rusty Russell's avatar Rusty Russell
Browse files

drivers/mtd/devices/docg3.c: avoid world-writable sysfs files. 



In line with practice for module parameters, we're adding a build-time
check that sysfs files aren't world-writable.

Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
parent 7a6fed15

drivers/mtd/devices/docg3.c

+2 −2
Original line number Diff line number Diff line
@@ -1608,8 +1608,8 @@ static ssize_t dps1_insert_key(struct device *dev, 
#define FLOOR_SYSFS(id) { \

	__ATTR(f##id##_dps0_is_keylocked, S_IRUGO, dps0_is_key_locked, NULL), \

	__ATTR(f##id##_dps1_is_keylocked, S_IRUGO, dps1_is_key_locked, NULL), \

	__ATTR(f##id##_dps0_protection_key, S_IWUGO, NULL, dps0_insert_key), \

	__ATTR(f##id##_dps1_protection_key, S_IWUGO, NULL, dps1_insert_key), \

	__ATTR(f##id##_dps0_protection_key, S_IWUSR|S_IWGRP, NULL, dps0_insert_key), \

	__ATTR(f##id##_dps1_protection_key, S_IWUSR|S_IWGRP, NULL, dps1_insert_key), \

}



static struct device_attribute doc_sys_attrs[DOC_MAX_NBFLOORS][4] = {