[U-Boot] [PATCH v2 4/5] fpga: altera: cyclon2: Check function pointer before calling
Alexander Dahl
ada at thorsis.com
Fri Jun 28 12:41:23 UTC 2019
As already done for the 'pre' function, a check is added to not follow a
NULL pointer, if somebody has not assigned a 'post' function.
Signed-off-by: Alexander Dahl <ada at thorsis.com>
---
drivers/fpga/cyclon2.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/fpga/cyclon2.c b/drivers/fpga/cyclon2.c
index ab979b017a..c929cd2cc5 100644
--- a/drivers/fpga/cyclon2.c
+++ b/drivers/fpga/cyclon2.c
@@ -183,8 +183,12 @@ static int CYC2_ps_load(Altera_desc *desc, const void *buf, size_t bsize)
else
puts("Fail.\n");
#endif
- (*fn->post) (cookie);
+ /*
+ * Run the post configuration function if there is one.
+ */
+ if (*fn->post)
+ (*fn->post) (cookie);
} else {
printf("%s: NULL Interface function table!\n", __func__);
}
--
2.11.0
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