[PATCH] drivers:staging:gdm724x Fix Comparison to NULL could be written "!gdm"

[Bogicevic Sasa]

This fixes message from checkpatch.pl Comparison to NULL could be
written "!gdm"

Signed-off-by: Bogicevic Sasa <brutallesale@xxxxxxxxx>
---
 drivers/staging/gdm724x/gdm_tty.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/gdm724x/gdm_tty.c b/drivers/staging/gdm724x/gdm_tty.c
index 0d54a73..85206ef 100644
--- a/drivers/staging/gdm724x/gdm_tty.c
+++ b/drivers/staging/gdm724x/gdm_tty.c
@@ -88,7 +88,7 @@ static int gdm_tty_install(struct tty_driver *driver, struct tty_struct *tty)
 
 	mutex_lock(&gdm_table_lock);
 	gdm = gdm_table[i][j];
-	if (gdm == NULL) {
+	if (!gdm) {
 		mutex_unlock(&gdm_table_lock);
 		return -ENODEV;
 	}
-- 
2.1.4

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