mtd: lpddr_cmds: remove unused words variable

Message ID 20230328000620.1778033-1-trix@redhat.com
State New
Headers
Series mtd: lpddr_cmds: remove unused words variable |

Commit Message

Tom Rix March 28, 2023, 12:06 a.m. UTC
  clang with W=1 reports
drivers/mtd/lpddr/lpddr_cmds.c:409:31: error: variable
  'words' set but not used [-Werror,-Wunused-but-set-variable]
        int ret, wbufsize, word_gap, words;
                                     ^
This variable is not used so remove it.

Signed-off-by: Tom Rix <trix@redhat.com>
---
 drivers/mtd/lpddr/lpddr_cmds.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)
  

Comments

Miquel Raynal March 28, 2023, 2:31 p.m. UTC | #1
On Tue, 2023-03-28 at 00:06:20 UTC, Tom Rix wrote:
> clang with W=1 reports
> drivers/mtd/lpddr/lpddr_cmds.c:409:31: error: variable
>   'words' set but not used [-Werror,-Wunused-but-set-variable]
>         int ret, wbufsize, word_gap, words;
>                                      ^
> This variable is not used so remove it.
> 
> Signed-off-by: Tom Rix <trix@redhat.com>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel
  

Patch

diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
index ee063baed136..3c3939bc2dad 100644
--- a/drivers/mtd/lpddr/lpddr_cmds.c
+++ b/drivers/mtd/lpddr/lpddr_cmds.c
@@ -406,7 +406,7 @@  static int do_write_buffer(struct map_info *map, struct flchip *chip,
 {
 	struct lpddr_private *lpddr = map->fldrv_priv;
 	map_word datum;
-	int ret, wbufsize, word_gap, words;
+	int ret, wbufsize, word_gap;
 	const struct kvec *vec;
 	unsigned long vec_seek;
 	unsigned long prog_buf_ofs;
@@ -421,10 +421,7 @@  static int do_write_buffer(struct map_info *map, struct flchip *chip,
 	}
 	/* Figure out the number of words to write */
 	word_gap = (-adr & (map_bankwidth(map)-1));
-	words = (len - word_gap + map_bankwidth(map) - 1) / map_bankwidth(map);
-	if (!word_gap) {
-		words--;
-	} else {
+	if (word_gap) {
 		word_gap = map_bankwidth(map) - word_gap;
 		adr -= word_gap;
 		datum = map_word_ff(map);