rofs: handle empty string in lookup

Hubert Badocha · Hubert Badocha · commit 538f7105f337 · 2024-10-08T18:41:48.000+02:00
JIRA: RTOS-927
diff --git a/rofs/rofs.c b/rofs/rofs.c
@@ -436,7 +436,7 @@ int rofs_lookup(struct rofs_ctx *ctx, oid_t *dir, const char *name, oid_t *fil,
 	struct rofs_node *node = NULL;
 	int parent_id = 0;
 	int len = 0;
-	int res;
+	int res = -ENOENT;
 
 	fil->port = ctx->oid.port;
 	if (name == NULL) {
@@ -448,7 +448,7 @@ int rofs_lookup(struct rofs_ctx *ctx, oid_t *dir, const char *name, oid_t *fil,
 	}
 
 	while (name[len] != '\0') {
-		while (name[len] == '/' && name[len] != '\0') {
+		while (name[len] == '/') {
 			len++;
 		}
 

Original file line number	Diff line number	Diff line change
`@@ -436,7 +436,7 @@ int rofs_lookup(struct rofs_ctx ctx, oid_t dir, const char name, oid_t fil,`
`436`	`436`	`struct rofs_node *node = NULL;`
`437`	`437`	`int parent_id = 0;`
`438`	`438`	`int len = 0;`
`439`		`- int res;`
	`439`	`+ int res = -ENOENT;`
`440`	`440`
`441`	`441`	`fil->port = ctx->oid.port;`
`442`	`442`	`if (name == NULL) {`
`@@ -448,7 +448,7 @@ int rofs_lookup(struct rofs_ctx ctx, oid_t dir, const char name, oid_t fil,`
`448`	`448`	`}`
`449`	`449`
`450`	`450`	`while (name[len] != '\0') {`
`451`		`- while (name[len] == '/' && name[len] != '\0') {`
	`451`	`+ while (name[len] == '/') {`
`452`	`452`	`len++;`
`453`	`453`	`}`
`454`	`454`