From 846c07f921701628f73cda15f96e9cb099c00555 Mon Sep 17 00:00:00 2001 From: Evgeny Zinoviev Date: Tue, 9 Feb 2021 04:41:29 +0300 Subject: comply with -Werror --- intelgpio.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/intelgpio.c b/intelgpio.c index 573f6b7..46d0e7d 100644 --- a/intelgpio.c +++ b/intelgpio.c @@ -73,9 +73,14 @@ int main(int argc, char *argv[]) } fseek(f, GPIO_BASE, SEEK_SET); - fread(&base, 2, 1, f); + size_t readed = fread(&base, 2, 1, f); fclose(f); + if (readed < 1) { + fprintf(stderr, "error: readed %lu bytes\n", readed); + return 1; + } + base &= 0xfffe; if (ioperm(base, 0x100, 1)) { -- cgit v1.2.3