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-rw-r--r--drivers/mtd/devices/doc2000.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/mtd/devices/doc2000.c b/drivers/mtd/devices/doc2000.c
index e4345cf744a..0f2c956a90d 100644
--- a/drivers/mtd/devices/doc2000.c
+++ b/drivers/mtd/devices/doc2000.c
@@ -20,6 +20,7 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/bitops.h>
+#include <linux/mutex.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
@@ -975,13 +976,13 @@ static int doc_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs,
u_char *eccbuf, struct nand_oobinfo *oobsel)
{
static char static_buf[512];
- static DECLARE_MUTEX(writev_buf_sem);
+ static DEFINE_MUTEX(writev_buf_mutex);
size_t totretlen = 0;
size_t thisvecofs = 0;
int ret= 0;
- down(&writev_buf_sem);
+ mutex_lock(&writev_buf_mutex);
while(count) {
size_t thislen, thisretlen;
@@ -1024,7 +1025,7 @@ static int doc_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs,
to += thislen;
}
- up(&writev_buf_sem);
+ mutex_unlock(&writev_buf_mutex);
*retlen = totretlen;
return ret;
}