summaryrefslogtreecommitdiff
path: root/src/libsystemd/sd-id128
diff options
context:
space:
mode:
Diffstat (limited to 'src/libsystemd/sd-id128')
-rw-r--r--src/libsystemd/sd-id128/sd-id128.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/libsystemd/sd-id128/sd-id128.c b/src/libsystemd/sd-id128/sd-id128.c
index a1e44e6d19..233ffa070b 100644
--- a/src/libsystemd/sd-id128/sd-id128.c
+++ b/src/libsystemd/sd-id128/sd-id128.c
@@ -183,11 +183,14 @@ _public_ int sd_id128_get_boot(sd_id128_t *ret) {
for (j = 0, p = buf; j < 16; j++) {
int a, b;
- if (p >= buf + k)
+ if (p >= buf + k - 1)
return -EIO;
- if (*p == '-')
+ if (*p == '-') {
p++;
+ if (p >= buf + k - 1)
+ return -EIO;
+ }
a = unhexchar(p[0]);
b = unhexchar(p[1]);