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authorGustavo A. R. Silva <gustavoars@kernel.org>2021-03-05 02:19:33 -0600
committerMiquel Raynal <miquel.raynal@bootlin.com>2021-03-11 12:17:39 +0100
commitc6f51f1f5527946a83da930b43da2e37dc741dc2 (patch)
tree0a8cc973d043503e84f32fdf80acc97675694669
parentmtd: maps: fix error return code of physmap_flash_remove() (diff)
downloadlinux-dev-c6f51f1f5527946a83da930b43da2e37dc741dc2.tar.xz
linux-dev-c6f51f1f5527946a83da930b43da2e37dc741dc2.zip
mtd: cfi: Fix fall-through warnings for Clang
In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple warnings by explicitly adding multiple break statements and a return instead of letting the code fall through to the next case. Link: https://github.com/KSPP/linux/issues/115 Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Acked-by: Vignesh Raghavendra <vigneshr@ti.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20210305081933.GA137147@embeddedor
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0001.c1
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0002.c2
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0020.c2
3 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
index 42001c49833b..b7f5e7977dcd 100644
--- a/drivers/mtd/chips/cfi_cmdset_0001.c
+++ b/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -2549,6 +2549,7 @@ static int cfi_intelext_suspend(struct mtd_info *mtd)
anyway? The latter for now. */
printk(KERN_NOTICE "Flash device refused suspend due to active operation (state %d)\n", chip->state);
ret = -EAGAIN;
+ break;
case FL_PM_SUSPENDED:
break;
}
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index a1f3e1031c3d..6f6b0265c22d 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -902,6 +902,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
/* Someone else might have been playing with it. */
goto retry;
}
+ return 0;
case FL_READY:
case FL_CFI_QUERY:
@@ -2994,6 +2995,7 @@ static int cfi_amdstd_suspend(struct mtd_info *mtd)
* as the whole point is that nobody can do anything
* with the chip now anyway.
*/
+ break;
case FL_PM_SUSPENDED:
break;
diff --git a/drivers/mtd/chips/cfi_cmdset_0020.c b/drivers/mtd/chips/cfi_cmdset_0020.c
index 270322bca221..d35df526e0a6 100644
--- a/drivers/mtd/chips/cfi_cmdset_0020.c
+++ b/drivers/mtd/chips/cfi_cmdset_0020.c
@@ -1332,6 +1332,8 @@ static int cfi_staa_suspend(struct mtd_info *mtd)
* as the whole point is that nobody can do anything
* with the chip now anyway.
*/
+ break;
+
case FL_PM_SUSPENDED:
break;