[S] Change in flashrom[master]: serprog.c: Retype variable `have_device` with bool

[Anastasia Klimchuk (Code Review)]

Anastasia Klimchuk has submitted this change. ( https://review.coreboot.org/c/flashrom/+/66878 )

Change subject: serprog.c: Retype variable `have_device` with bool
......................................................................

serprog.c: Retype variable `have_device` with bool

Use the bool type instead of an integer for the variable `have_device`,
since this represents its purpose much better.

Signed-off-by: Felix Singer 
Change-Id: Ia12f1503ae3f7be20a065f22b4ab84c4140cd23e
Reviewed-on: https://review.coreboot.org/c/flashrom/+/66878
Reviewed-by: Anastasia Klimchuk 
Tested-by: build bot (Jenkins) 
Reviewed-by: Angel Pons 
---
M serprog.c
1 file changed, 21 insertions(+), 3 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Angel Pons: Looks good to me, approved
  Anastasia Klimchuk: Looks good to me, approved

diff --git a/serprog.c b/serprog.c
index c68449a..57196a9 100644
--- a/serprog.c
+++ b/serprog.c
@@ -15,6 +15,7 @@
  * GNU General Public License for more details.
  */

+#include <stdbool.h>
 #include <stdio.h>
 #if ! IS_WINDOWS /* stuff (presumably) needed for sockets only */
 #include <stdlib.h>
@@ -571,7 +572,7 @@
    unsigned char rbuf[3];
    unsigned char c;
    char *device;
-	int have_device = 0;
+	bool have_device = false;

/* the parameter is either of format "dev=/dev/device[:baud]" or "ip=ip:port" */
    device = extract_programmer_param_str(cfg, "dev");
@@ -598,7 +599,7 @@
    			free(device);
    			return 1;
    		}
-			have_device++;
+			have_device = true;
    	}
    }

@@ -637,7 +638,7 @@
    			free(device);
    			return 1;
    		}
-			have_device++;
+			have_device = true;
    	}
    }
    if (device && !strlen(device)) {