Adding a btrfs_close_all_devices() after command callback in btrfs.c
can force-close all opened device before program exit, to avoid memory leak
in all btrfs sub-command.
Suggested-by: David Sterba <dsterba@xxxxxxx>
Signed-off-by: Zhao Lei <zhaolei@xxxxxxxxxxxxxx>
---
btrfs.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/btrfs.c b/btrfs.c
index 63df377..9416a29 100644
--- a/btrfs.c
+++ b/btrfs.c
@@ -18,6 +18,7 @@
#include <stdlib.h>
#include <string.h>
+#include "volumes.h"
#include "crc32c.h"
#include "commands.h"
#include "utils.h"
@@ -214,6 +215,7 @@ int main(int argc, char **argv)
{
const struct cmd_struct *cmd;
const char *bname;
+ int ret;
if ((bname = strrchr(argv[0], '/')) != NULL)
bname++;
@@ -242,5 +244,10 @@ int main(int argc, char **argv)
crc32c_optimization_init();
fixup_argv0(argv, cmd->token);
- exit(cmd->fn(argc, argv));
+
+ ret = cmd->fn(argc, argv);
+
+ btrfs_close_all_devices();
+
+ exit(ret);
}
--
1.8.5.1
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