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-rw-r--r--drivers/staging/greybus/tools/loopback_test.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/greybus/tools/loopback_test.c b/drivers/staging/greybus/tools/loopback_test.c
index cbc43e6d9318..53c789f2726e 100644
--- a/drivers/staging/greybus/tools/loopback_test.c
+++ b/drivers/staging/greybus/tools/loopback_test.c
@@ -645,7 +645,7 @@ baddir:
static int open_poll_files(struct loopback_test *t)
{
struct loopback_device *dev;
- char buf[MAX_STR_LEN];
+ char buf[MAX_SYSFS_PATH + MAX_STR_LEN];
char dummy;
int fds_idx = 0;
int i;