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authorNick Mathewson <nickm@torproject.org>2015-12-18 10:00:44 -0500
committerNick Mathewson <nickm@torproject.org>2015-12-18 10:00:44 -0500
commit4604b3ab197af5f6d0d407bd2dbe4b0d6a14e22b (patch)
tree6184dfde64d16a2e15d457492ea8a51e88981425 /src/or/geoip.c
parent2e74d182b2a10a32efd7203e9e430d9b431397c8 (diff)
downloadtor-4604b3ab197af5f6d0d407bd2dbe4b0d6a14e22b.tar.gz
tor-4604b3ab197af5f6d0d407bd2dbe4b0d6a14e22b.zip
Fix a null-pointer deref when writing geoip stats
Found by coverity; CID 1327892.
Diffstat (limited to 'src/or/geoip.c')
-rw-r--r--src/or/geoip.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/or/geoip.c b/src/or/geoip.c
index 3ef1672f52..26030ae52a 100644
--- a/src/or/geoip.c
+++ b/src/or/geoip.c
@@ -1279,6 +1279,8 @@ geoip_dirreq_stats_write(time_t now)
/* Generate history string .*/
str = geoip_format_dirreq_stats(now);
+ if (! str)
+ goto done;
/* Write dirreq-stats string to disk. */
if (!check_or_create_data_subdir("stats")) {