fix(pcsc): ensure part_name is not NULL before checking reader (#403)

septs · web-flow · commit aa04bf001094 · 2025-12-21T09:51:08.000+08:00
diff --git a/driver/apdu/pcsc.c b/driver/apdu/pcsc.c
@@ -118,7 +118,7 @@ static int pcsc_open_hCard_iter(struct pcsc_userdata *userdata, const int index,
     const int id = getenv_or_default(ENV_DRV_IFID, (int)-1);
     if (id != -1 && id != index) {
         const char *part_name = getenv(ENV_DRV_NAME);
-        if (strstr(reader, part_name) == NULL) {
+        if (part_name != NULL && strstr(reader, part_name) == NULL) {
             return 0;
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -118,7 +118,7 @@ static int pcsc_open_hCard_iter(struct pcsc_userdata *userdata, const int index,`
`118`	`118`	`const int id = getenv_or_default(ENV_DRV_IFID, (int)-1);`
`119`	`119`	`if (id != -1 && id != index) {`
`120`	`120`	`const char *part_name = getenv(ENV_DRV_NAME);`
`121`		`- if (strstr(reader, part_name) == NULL) {`
	`121`	`+ if (part_name != NULL && strstr(reader, part_name) == NULL) {`
`122`	`122`	`return 0;`
`123`	`123`	`}`
`124`	`124`	`}`