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-rw-r--r--modules/pam_pwhistory/opasswd.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/modules/pam_pwhistory/opasswd.c b/modules/pam_pwhistory/opasswd.c
index 836d713e..e6cf3469 100644
--- a/modules/pam_pwhistory/opasswd.c
+++ b/modules/pam_pwhistory/opasswd.c
@@ -82,10 +82,15 @@ parse_entry (char *line, opwd *data)
{
const char delimiters[] = ":";
char *endptr;
+ char *count;
data->user = strsep (&line, delimiters);
data->uid = strsep (&line, delimiters);
- data->count = strtol (strsep (&line, delimiters), &endptr, 10);
+ count = strsep (&line, delimiters);
+ if (count == NULL)
+ return 1;
+
+ data->count = strtol (count, &endptr, 10);
if (endptr != NULL && *endptr != '\0')
return 1;