diff options
| author | Bernhard Messerklinger <bernhard.messerklinger@br-automation.com> | 2019-03-26 10:01:24 +0100 |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2019-04-12 11:17:39 +0530 |
| commit | 567a3eb7956f98af4ed065499898c6d0ac6443c7 (patch) | |
| tree | 941cff256e121e275fd256f29a3275536f192690 /drivers/spi/spi-mem.c | |
| parent | 3f3aef4b9dc88278f31567fe6f26095fd9477b1a (diff) | |
spi: spi-mem: Check if exec_op function is set before calling it
Add check if exec_op is set before calling it.
At the moment it is called unconditionally, which leads to a crash if it
is not set correctly.
Signed-off-by: Bernhard Messerklinger <bernhard.messerklinger@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
Diffstat (limited to 'drivers/spi/spi-mem.c')
| -rw-r--r-- | drivers/spi/spi-mem.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c index 1bb0987edb..b86eee75bc 100644 --- a/drivers/spi/spi-mem.c +++ b/drivers/spi/spi-mem.c @@ -214,7 +214,7 @@ int spi_mem_exec_op(struct spi_slave *slave, const struct spi_mem_op *op) if (ret < 0) return ret; - if (ops->mem_ops) { + if (ops->mem_ops && ops->mem_ops->exec_op) { #ifndef __UBOOT__ /* * Flush the message queue before executing our SPI memory |