[PATCH] env: make path arguments to envfs_load/save const

[PATCH] env: make path arguments to envfs_load/save const

[Sascha Hauer]

These functions have no business changing the path argument, so make the
argument const.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 common/environment.c | 4 ++--
 include/envfs.h      | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/common/environment.c b/common/environment.c
index 3f6f4b3..6f06bfc 100644
--- a/common/environment.c
+++ b/common/environment.c
@@ -162,7 +162,7 @@ out:
  * Note: This function will also be used on the host! See note in the header
  * of this file.
  */
-int envfs_save(char *filename, char *dirname)
+int envfs_save(const char *filename, char *dirname)
 {
 	struct envfs_super *super;
 	int envfd, size, ret;
@@ -227,7 +227,7 @@ EXPORT_SYMBOL(envfs_save);
  * Note: This function will also be used on the host! See note in the header
  * of this file.
  */
-int envfs_load(char *filename, char *dir, unsigned flags)
+int envfs_load(const char *filename, char *dir, unsigned flags)
 {
 	struct envfs_super super;
 	void *buf = NULL, *buf_free = NULL;
diff --git a/include/envfs.h b/include/envfs.h
index e847e4c..f8b24ed 100644
--- a/include/envfs.h
+++ b/include/envfs.h
@@ -90,8 +90,8 @@ struct envfs_super {
 #endif
 
 #define ENV_FLAG_NO_OVERWRITE	(1 << 0)
-int envfs_load(char *filename, char *dirname, unsigned flags);
-int envfs_save(char *filename, char *dirname);
+int envfs_load(const char *filename, char *dirname, unsigned flags);
+int envfs_save(const char *filename, char *dirname);
 
 /* defaults to /dev/env0 */
 #ifdef CONFIG_ENV_HANDLING
-- 
1.8.5.2


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