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authorAxel Lin <axel.lin@ingics.com>2015-02-09 15:11:09 +0800
committerJagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>2015-03-30 01:39:20 +0530
commit81a66446c319225c4a8f0c4c0d9cf4ee10f8c2b9 (patch)
tree829c56c5913793f6ee1f0d5325a63027f2b6c142 /drivers/spi
parentaa8306a90e398e5667ccd03ef8512837116bcc51 (diff)
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spi: ftssp010_spi: Use to_ftssp010_spi() to ensure free correct address
Don't assume slave is always the first member of struct ftssp010_spi. Use to_ftssp010_spi() to ensure free correct address in spi_free_slave(). Signed-off-by: Axel Lin <axel.lin@ingics.com> Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/ftssp010_spi.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/spi/ftssp010_spi.c b/drivers/spi/ftssp010_spi.c
index 267e4d8..c7d6480 100644
--- a/drivers/spi/ftssp010_spi.c
+++ b/drivers/spi/ftssp010_spi.c
@@ -431,7 +431,9 @@ free_out:
void spi_free_slave(struct spi_slave *slave)
{
- free(slave);
+ struct ftssp010_spi *chip = to_ftssp010_spi(slave);
+
+ free(chip);
}
int spi_claim_bus(struct spi_slave *slave)