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authorLiu Bo <bo.liu@linux.alibaba.com>2019-06-07 05:43:53 +0800
committerDr. David Alan Gilbert <dgilbert@redhat.com>2020-01-23 16:41:37 +0000
commiteb68a33b5fc5dde87bd9b99b94e7c33a5d8ea82e (patch)
treed02f1494faf0ec5f3049a1daedc7abc2c93396a9 /tools
parent61cfc44982e566c33b9d5df17858e4d5ae373873 (diff)
downloadqemu-eb68a33b5fc5dde87bd9b99b94e7c33a5d8ea82e.zip
virtiofsd: fix memory leak on lo.source
valgrind reported that lo.source is leaked on quiting, but it was defined as (const char*) as it may point to a const string "/". Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com> Reviewed-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/virtiofsd/passthrough_ll.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index af050c6d97..056ebe8556 100644
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -115,7 +115,7 @@ struct lo_data {
int writeback;
int flock;
int xattr;
- const char *source;
+ char *source;
double timeout;
int cache;
int timeout_set;
@@ -2497,9 +2497,8 @@ int main(int argc, char *argv[])
fuse_log(FUSE_LOG_ERR, "source is not a directory\n");
exit(1);
}
-
} else {
- lo.source = "/";
+ lo.source = strdup("/");
}
if (!lo.timeout_set) {
switch (lo.cache) {
@@ -2570,5 +2569,7 @@ err_out1:
close(lo.root.fd);
}
+ free(lo.source);
+
return ret ? 1 : 0;
}