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| author | Roger Pau Monne <roger.pau@citrix.com> | 2012-04-11 14:14:10 +0100 |
|---|---|---|
| committer | Roger Pau Monne <roger.pau@citrix.com> | 2012-04-11 14:14:10 +0100 |
| commit | d8ee40befca173f74174159970340143cb372b6b (patch) | |
| tree | 5b31923da12d9f82a448045e54e1b3a6331c9efc /tools/libxl/libxl_event.c | |
| parent | ea68af3ef75f911a26eaf717be3c4b73084597ec (diff) | |
| download | xen-d8ee40befca173f74174159970340143cb372b6b.tar.gz xen-d8ee40befca173f74174159970340143cb372b6b.tar.bz2 xen-d8ee40befca173f74174159970340143cb372b6b.zip | |
libxl: remove poller from list in libxl__poller_get
Remove poller from the list once it has been requested.
Fixes a double-free bug.
Signed-off-by: Roger Pau Monne <roger.pau@citrix.com>
Acked-by: Ian Jackson <ian.jackson@citrix.com>
Committed-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Diffstat (limited to 'tools/libxl/libxl_event.c')
| -rw-r--r-- | tools/libxl/libxl_event.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/libxl/libxl_event.c b/tools/libxl/libxl_event.c index 5ac6334c1a..9cb172aef2 100644 --- a/tools/libxl/libxl_event.c +++ b/tools/libxl/libxl_event.c @@ -1010,8 +1010,10 @@ libxl__poller *libxl__poller_get(libxl_ctx *ctx) int rc; libxl__poller *p = LIBXL_LIST_FIRST(&ctx->pollers_idle); - if (p) + if (p) { + LIBXL_LIST_REMOVE(p, entry); return p; + } p = malloc(sizeof(*p)); if (!p) { |