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-rw-r--r--security/integrity/iint.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/security/integrity/iint.c b/security/integrity/iint.c
index dbb6d141c3db..3d2f5b45c8cb 100644
--- a/security/integrity/iint.c
+++ b/security/integrity/iint.c
@@ -213,6 +213,9 @@ int __init integrity_read_file(const char *path, char **data)
char *buf;
int rc = -EINVAL;
+ if (!path || !*path)
+ return -EINVAL;
+
file = filp_open(path, O_RDONLY, 0);
if (IS_ERR(file)) {
rc = PTR_ERR(file);