PWM command: Do not use return value of read

8 years ago · 1adbf37cbe
1 changed files with 1 additions and 1 deletions
--- a/src/systemcmds/pwm/pwm.c
+++ b/src/systemcmds/pwm/pwm.c
@ -656,7 +656,7 @@ pwm_main(int argc, char *argv[])
				@@ -656,7 +656,7 @@ pwm_main(int argc, char *argv[])

 			if (ret > 0) {

-				read(0, &c, 1);
+				ret = read(0, &c, 1);

 				if (c == 0x03 || c == 0x63 || c == 'q') {
 					/* reset output to the last value */