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| author | Tudor Ambarus <tudor.ambarus@linaro.org> | 2023-05-09 22:39:00 +0300 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2023-05-26 20:40:32 +0300 |
| commit | 420c4495b5e56cc11e6802ce98400544f698b393 (patch) | |
| tree | 1d4db43b0b0451895a957ad7ad7879c1077e6f5a /drivers/mtd | |
| parent | 44c026a73be8038f03dbdeef028b642880cf1511 (diff) | |
| download | linux-420c4495b5e56cc11e6802ce98400544f698b393.tar.xz | |
mtd: spi-nor: spansion: make sure local struct does not contain garbage
Following errors were seen with um-x86_64-gcc12/um-allyesconfig:
+ /kisskb/src/drivers/mtd/spi-nor/spansion.c: error: 'op' is used uninitialized [-Werror=uninitialized]: => 495:27, 364:27
Initialise local struct spi_mem_op with all zeros at declaration in
order to avoid using garbage data for fields that are not explicitly
set afterwards.
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Fixes: c87c9b11c53ce ("mtd: spi-nor: spansion: Determine current address mode")
Fixes: 6afcc84080c41 ("mtd: spi-nor: spansion: Add support for Infineon S25FS256T")
Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20230509193900.948753-1-tudor.ambarus@linaro.org
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/spi-nor/spansion.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c index 15f9a80c10b9..36876aa849ed 100644 --- a/drivers/mtd/spi-nor/spansion.c +++ b/drivers/mtd/spi-nor/spansion.c @@ -361,7 +361,7 @@ static int cypress_nor_determine_addr_mode_by_sr1(struct spi_nor *nor, */ static int cypress_nor_set_addr_mode_nbytes(struct spi_nor *nor) { - struct spi_mem_op op; + struct spi_mem_op op = {}; u8 addr_mode; int ret; @@ -492,7 +492,7 @@ s25fs256t_post_bfpt_fixup(struct spi_nor *nor, const struct sfdp_parameter_header *bfpt_header, const struct sfdp_bfpt *bfpt) { - struct spi_mem_op op; + struct spi_mem_op op = {}; int ret; ret = cypress_nor_set_addr_mode_nbytes(nor); |