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Diffstat (limited to 'tests/zfs-tests/cmd/file/randwritecomp.c')
-rw-r--r--tests/zfs-tests/cmd/file/randwritecomp.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/tests/zfs-tests/cmd/file/randwritecomp.c b/tests/zfs-tests/cmd/file/randwritecomp.c
index cc70d1212f84..2d5c0ec8643c 100644
--- a/tests/zfs-tests/cmd/file/randwritecomp.c
+++ b/tests/zfs-tests/cmd/file/randwritecomp.c
@@ -152,6 +152,11 @@ main(int argc, char *argv[])
n = strtoull(argv[0], NULL, 0);
fd = open(filename, O_RDWR|O_CREAT, 0666);
+ if (fd == -1) {
+ (void) fprintf(stderr, "open(%s) failed: %s\n", filename,
+ strerror(errno));
+ exit(EXIT_FAILURE);
+ }
err = fstat(fd, &ss);
if (err != 0) {
(void) fprintf(stderr,