Fix: handle MPS file open failure (#96)

LucasBoTang · web-flow · commit 26f8919678d6 · 2026-06-30T23:07:42.000-04:00
diff --git a/src/mps_parser.c b/src/mps_parser.c
@@ -408,6 +408,7 @@ lp_problem_t *read_mps_file(const char *filename)
     if (!reader)
     {
         fprintf(stderr, "ERROR: Could not open file %s\n", filename);
+        return NULL;
     }
 
     namemap_init(&state.row_map, 1024);

Original file line number	Diff line number	Diff line change
`@@ -408,6 +408,7 @@ lp_problem_t read_mps_file(const char filename)`
`408`	`408`	`if (!reader)`
`409`	`409`	`{`
`410`	`410`	`fprintf(stderr, "ERROR: Could not open file %s\n", filename);`
	`411`	`+ return NULL;`
`411`	`412`	`}`
`412`	`413`
`413`	`414`	`namemap_init(&state.row_map, 1024);`