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 <dste...@suse.cz> Signed-off-by: Zhao Lei <zhao...@cn.fujitsu.com> --- 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 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html