When match_int fails, "arg" is left uninitialized and may contain random
value, thus should not be used.
The fix checks if match_int fails, and if so, break.
Signed-off-by: Kangjie Lu <kjlu@xxxxxxx>
---
drivers/target/target_core_rd.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index a6e8106abd6f..3138123143e8 100644
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -573,7 +573,8 @@ static ssize_t rd_set_configfs_dev_params(struct se_device *dev,
token = match_token(ptr, tokens, args);
switch (token) {
case Opt_rd_pages:
- match_int(args, &arg);
+ if (match_int(args, &arg))
+ break;
rd_dev->rd_page_count = arg;
pr_debug("RAMDISK: Referencing Page"
" Count: %u\n", rd_dev->rd_page_count);
--
2.17.2 (Apple Git-113)
