prtstat: check fgets return value

prtstat.c:234:8: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result]

Signed-off-by: Sami Kerola <sami.kerola@tomtom.com>

diff --git a/src/prtstat.c b/src/prtstat.c
index 4178a257ae4361a0071c2c6d87523b398adc7f19..7ed2bee9ca2ecd651a5fcdbf05d8e95f4b504dd1 100644 (file)
--- a/src/prtstat.c
+++ b/src/prtstat.c
@@ -231,7 +231,7 @@ static void print_stat(const int pid, const opt_type options)
   }
   free(pathname);
 
-  fgets(buf,BUFSIZ,fp);
+  if (fgets(buf,BUFSIZ,fp) == NULL) return;
   bptr = strchr(buf, '(');
   if (bptr == NULL) return;
   bptr++;