[PATCH] mtd: spi-nor: core: correct type of i to be signed

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The i should be signed to find out the end of the loop. Otherwise,
i >= 0 is always true and loop becomes infinite.

Fixes: 6a9eda34418f ("mtd: spi-nor: core: set mtd->eraseregions for non-uniform erase map")
Signed-off-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
---
 drivers/mtd/spi-nor/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 65b32ea59afc6..46bc45b80883f 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -3373,7 +3373,7 @@ static u32
 spi_nor_get_region_erasesize(const struct spi_nor_erase_region *region,
 			     const struct spi_nor_erase_type *erase_type)
 {
-	u8 i;
+	s8 i;
 
 	if (region->overlaid)
 		return region->size;
-- 
2.39.2





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