[PATCH] ni_routing: Check when the file could not be opened

Ruffalo Lavoisier
2024-09-06T12:32:28Z

I'm sorry. I think it's dirty because I'm not used to the patch. I'm going to write it all over again and send it to you.

This is just a defense code just in case.

drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c b/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c
index d55521b5bdcb..892a66b2cea6 100644
--- a/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c
+++ b/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c
@@ -140,6 +140,11 @@ int main(void)
{
FILE *fp = fopen("ni_values.py", "w");

+ if (fp == NULL) {
+ fprintf(stderr, "Could not open file!");
+ return -1;
+ }
+
/* write route register values */
fprintf(fp, "ni_route_values = {\n");
for (int i = 0; ni_all_route_values[i]; ++i)
--
2.43.0