Gitweb:
https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=b7edda8a98281b6eb40...
Commit: b7edda8a98281b6eb400fe41f2498e031bce7ccf
Parent: d4994915015498bc0382fc6624d2f843f865ae51
Author: Zdenek Kabelac <zkabelac(a)redhat.com>
AuthorDate: Tue Jul 27 15:53:48 2021 +0200
Committer: Zdenek Kabelac <zkabelac(a)redhat.com>
CommitterDate: Wed Jul 28 00:49:28 2021 +0200
cov: guard index
Analyzer wants explicit protect to not underflow index.
---
lib/activate/activate.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/activate/activate.c b/lib/activate/activate.c
index 94fc9441d..b44efc617 100644
--- a/lib/activate/activate.c
+++ b/lib/activate/activate.c
@@ -563,7 +563,7 @@ int module_present(struct cmd_context *cmd, const char *target_name)
dm_sysfs_dir(), target_name);
if (i > 0) {
- while (path[--i] != '/') /* stop on dm_ */
+ while ((i > 0) && path[--i] != '/') /* stop on dm_ */
if (path[i] == '-')
path[i] = '_'; /* replace '-' with '_' */