at25: make input buffers of at25_*write() const

| drivers/misc/eeprom/at25.c:358: warning: assignment from incompatible pointer type

Signed-off-by: Geert Uytterhoeven <[email protected]>
Cc: Kevin Hilman <[email protected]>
Cc: David Brownell <[email protected]>
Cc: Jean Delvare <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
index 6bc0dac5c1e8f425f6390495220cc4572cea8037..b34cb5f79eea94ce1c23a82f2f33205a93451313 100644 (file)
--- a/drivers/misc/eeprom/at25.c
+++ b/drivers/misc/eeprom/at25.c
@@ -140,7 +140,8 @@ at25_bin_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 
 
 static ssize_t
-at25_ee_write(struct at25_data *at25, char *buf, loff_t off, size_t count)
+at25_ee_write(struct at25_data *at25, const char *buf, loff_t off,
+             size_t count)
 {
        ssize_t                 status = 0;
        unsigned                written = 0;
@@ -276,7 +277,7 @@ static ssize_t at25_mem_read(struct memory_accessor *mem, char *buf,
        return at25_ee_read(at25, buf, offset, count);
 }
 
-static ssize_t at25_mem_write(struct memory_accessor *mem, char *buf,
+static ssize_t at25_mem_write(struct memory_accessor *mem, const char *buf,
                          off_t offset, size_t count)
 {
        struct at25_data *at25 = container_of(mem, struct at25_data, mem);