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Thu, 05 Sep 2024 07:42:20 -0700 (PDT) Received: from localhost.localdomain ([175.112.156.113]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2da7532583bsm5135186a91.8.2024.09.05.07.42.18 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 05 Sep 2024 07:42:19 -0700 (PDT) From: Ruffalo Lavoisier X-Google-Original-From: Ruffalo Lavoisier To: Ian Abbott , H Hartley Sweeten Cc: Ruffalo Lavoisier , linux-kernel@vger.kernel.org Subject: [PATCH] ni_routing: Check when the file could not be opened Date: Thu, 5 Sep 2024 23:42:12 +0900 Message-ID: <20240905144213.8954-1-RuffaloLavoisier@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Signed-off-by: Ruffalo Lavoisier --- drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c b/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c index d55521b5bdcb..d0321a7565c5 100644 --- a/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c +++ b/drivers/comedi/drivers/ni_routing/tools/convert_c_to_py.c @@ -139,6 +139,10 @@ void device_write(const struct ni_device_routes *dR, FILE *fp) int main(void) { FILE *fp = fopen("ni_values.py", "w"); + if (fp == NULL) { + fprintf(stderr, "Could not open file!"); + return -1; + } /* write route register values */ fprintf(fp, "ni_route_values = {\n"); -- 2.43.0