[CRIU] [PATCH v2] Fixes #334: Remove unneeded assignments

[mitulkarnik.92 at gmail.com]

From: Mitul Karnik <mitulkarnik.92 at gmail.com>

Changing the subject line to incorporate review comments 

Signed-off-by: Mitul Karnik <mitulkarnik.92 at gmail.com>
---
 compel/arch/s390/src/lib/infect.c | 2 +-
 criu/path.c                       | 2 +-
 test/zdtm/static/dumpable02.c     | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/compel/arch/s390/src/lib/infect.c b/compel/arch/s390/src/lib/infect.c
index 940d0441..b690b812 100644
--- a/compel/arch/s390/src/lib/infect.c
+++ b/compel/arch/s390/src/lib/infect.c
@@ -455,7 +455,7 @@ void *remote_mmap(struct parasite_ctl *ctl,
 	if (ptrace_poke_area(pid, &arg_struct, where, sizeof(arg_struct))) {
 		pr_err("Can't restore mmap args (pid: %d)\n", pid);
 		if (map != 0) {
-			err = compel_syscall(ctl, __NR_munmap, NULL, map,
+			compel_syscall(ctl, __NR_munmap, NULL, map,
 					     length, 0, 0, 0, 0);
 			map = 0;
 		}
diff --git a/criu/path.c b/criu/path.c
index 70b0c472..22a89a4a 100644
--- a/criu/path.c
+++ b/criu/path.c
@@ -99,7 +99,7 @@ char *mnt_get_sibling_path(struct mount_info *m,
 		rpath++;
 
 	if (rpath[0] != '\0')
-		off = snprintf(path, len, "/%s", rpath);
+		snprintf(path, len, "/%s", rpath);
 
 	return buf;
 }
diff --git a/test/zdtm/static/dumpable02.c b/test/zdtm/static/dumpable02.c
index bd632e13..024371bd 100644
--- a/test/zdtm/static/dumpable02.c
+++ b/test/zdtm/static/dumpable02.c
@@ -143,8 +143,8 @@ int main(int argc, char **argv)
 			return 1;
 		}
 
-		ret = execl(argv[0], "dumpable_server", NULL);
-		pr_perror("could not execv %s as a dumpable_server", argv[0]);
+		execl(argv[0], "dumpable_server", NULL);
+		pr_perror("could not execv %s as a dumpable_server\nError No: %d", argv[0], errno);
 		return 1;
 	}
 
-- 
2.17.1