From 45038c42847476ce1aee5b09c47fb330a0108cd6 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Mon, 23 Oct 2017 15:53:19 +0200
Subject: Check return values from fread/fgets

---
 src/partialator.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/partialator.c')

diff --git a/src/partialator.c b/src/partialator.c
index 569145e8..142ca892 100644
--- a/src/partialator.c
+++ b/src/partialator.c
@@ -1018,7 +1018,10 @@ int main(int argc, char *argv[])
 			ERROR("Failed to open '%s'\n", sparams_fn);
 			return 1;
 		}
-		fgets(line, 1024, sparams_fh);
+		if ( fgets(line, 1024, sparams_fh) == NULL ) {
+			ERROR("Failed to read header from %s\n", sparams_fn);
+			return 1;
+		}
 		STATUS("Reading initial scaling factors (G,B) from '%s'\n",
 		       sparams_fn);
 		free(sparams_fn);
-- 
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