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authorRuffalo Lavoisier <ruffalolavoisier@gmail.com>2024-09-07 05:30:25 +0900
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-09-11 16:03:28 +0200
commit5baeb157b341b1d26a5815aeaa4d3bb9e0444fda (patch)
treee8c363010f9b2abcb8804640d3aad33e18478199 /drivers/comedi
parent0bad57708d7c16a409a2770e9e8c477a30b257c0 (diff)
comedi: ni_routing: tools: Check when the file could not be opened
- After fopen check NULL before using the file pointer use Signed-off-by: Ruffalo Lavoisier <RuffaloLavoisier@gmail.com> Link: https://lore.kernel.org/r/20240906203025.89588-1-RuffaloLavoisier@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/comedi')
-rw-r--r--drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c5
1 files changed, 5 insertions, 0 deletions
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)