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authorTom Gundersen <teg@jklm.no>2014-06-03 11:46:25 +0200
committerTom Gundersen <teg@jklm.no>2014-06-03 11:46:25 +0200
commite5999b46792b859043a62431d426a280f26a16d7 (patch)
tree774d52e6123494291c3c55ce5f6bddf12adca04d /src
parented617ec21117874094ae7eeca978e2897da36ba5 (diff)
shared: capability - don't loop over the cap bits if they are all unset
Diffstat (limited to 'src')
-rw-r--r--src/shared/capability.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/shared/capability.c b/src/shared/capability.c
index 58270ad8cc..439aac7eaa 100644
--- a/src/shared/capability.c
+++ b/src/shared/capability.c
@@ -264,11 +264,11 @@ int drop_privileges(uid_t uid, gid_t gid, uint64_t keep_capabilities) {
if (!d)
return log_oom();
- for (i = 0; i < sizeof(keep_capabilities)*8; i++)
- if (keep_capabilities & (1ULL << i))
- bits[j++] = i;
-
if (keep_capabilities) {
+ for (i = 0; i < sizeof(keep_capabilities)*8; i++)
+ if (keep_capabilities & (1ULL << i))
+ bits[j++] = i;
+
if (cap_set_flag(d, CAP_EFFECTIVE, j, bits, CAP_SET) < 0 ||
cap_set_flag(d, CAP_PERMITTED, j, bits, CAP_SET) < 0) {
log_error("Failed to enable capabilities bits: %m");