39 lines
953 B
Diff
39 lines
953 B
Diff
Date: Tue, 8 Dec 2015 16:53:41 +0100
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Subject: [PATCH] api.c: fix infinite loop
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If getgrnam or getpwuid functions failed, the program entered
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an infinite loop, because the rule pointer was never advanced.
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This is now fixed by updating the pointer before continuing
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to the next iteration.
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---
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src/api.c | 8 ++++++--
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1 file changed, 6 insertions(+), 2 deletions(-)
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diff --git a/src/api.c b/src/api.c
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index d6c9d3a..ef796ac 100644
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--- src/api.c
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+++ src/api.c
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@@ -2775,13 +2775,17 @@ static struct cgroup_rule *cgroup_find_matching_rule_uid_gid(uid_t uid,
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/* Get the group data. */
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sp = &(rule->username[1]);
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grp = getgrnam(sp);
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- if (!grp)
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+ if (!grp) {
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+ rule = rule->next;
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continue;
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+ }
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/* Get the data for UID. */
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usr = getpwuid(uid);
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- if (!usr)
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+ if (!usr) {
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+ rule = rule->next;
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continue;
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+ }
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/* If UID is a member of group, we matched. */
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for (i = 0; grp->gr_mem[i]; i++) {
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--
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2.10.2
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