[PATCH 10/17] fs/squashfs: sqfs_concat_tokens: check if malloc succeeds

Richard Genoud
2020-10-14T08:06:15Z

memory allocation should always be checked

Signed-off-by: Richard Genoud <richard.genoud@posteo.net>
---
fs/squashfs/sqfs.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/fs/squashfs/sqfs.c b/fs/squashfs/sqfs.c
index c4b7c84e9aa..24a7680aa5c 100644
--- a/fs/squashfs/sqfs.c
+++ b/fs/squashfs/sqfs.c
@@ -242,6 +242,9 @@ static char *sqfs_concat_tokens(char **token_list, int token_count)
length = sqfs_get_tokens_length(token_list, token_count);

result = malloc(length + 1);
+ if (!result)
+ return NULL;
+
result[length] = '\0';

for (i = 0; i < token_count; i++) {