[PATCH 2/6] staging: sm750fb: sm750_hw_fillrect: propagate de_wait() error

[Soham Kute <officialsohamkute@gmail.com>]

Propagate the error from accel->de_wait() instead of returning -1.
The caller treats all non-zero return values as failure.

Signed-off-by: Soham Kute <officialsohamkute@gmail.com>
---
 drivers/staging/sm750fb/sm750_accel.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/sm750fb/sm750_accel.c b/drivers/staging/sm750fb/sm750_accel.c
index 046b9282b24a..1bd0502db039 100644
--- a/drivers/staging/sm750fb/sm750_accel.c
+++ b/drivers/staging/sm750fb/sm750_accel.c
@@ -90,14 +90,12 @@ int sm750_hw_fillrect(struct lynx_accel *accel,
 		      u32 color, u32 rop)
 {
 	u32 de_ctrl;
+	int ret;
 
-	if (accel->de_wait() != 0) {
-		/*
-		 * int time wait and always busy,seems hardware
-		 * got something error
-		 */
+	ret = accel->de_wait();
+	if (ret) {
 		pr_debug("De engine always busy\n");
-		return -1;
+		return ret;
 	}
 
 	write_dpr(accel, DE_WINDOW_DESTINATION_BASE, base); /* dpr40 */
-- 
2.34.1