src/main.c: Check result of writing to stdout

Fixes a compilation error due to an unused result on some systems.

Signed-off-by: Alistair Popple <alistair@popple.id.au>

1 files changed, 4 insertions, 2 deletions

diff --git a/src/main.c b/src/main.c
index 2ef9326..7531ce3 100644
--- a/src/main.c
+++ b/src/main.c
@@ -774,8 +774,10 @@ int main(int argc, char *argv[])
                 assert(buf);
 		for_each_class_target("adu", target) {
 			if (!adu_getmem(target, cmd_args[0], buf, cmd_args[1])) {
-				write(STDOUT_FILENO, buf, cmd_args[1]);
-				rc++;
+				if (write(STDOUT_FILENO, buf, cmd_args[1]) < 0)
+					PR_ERROR("Unable to write stdout.\n");
+				else
+					rc++;
 			} else
 				PR_ERROR("Unable to read memory.\n");