kconfig: Fix warning: ignoring return value of 'fwrite'

This fix facilitates fwrite() in both confdata.c and expr.c, either it
succeeds in writing, or an error occurs, or the end of file is reached.

Signed-off-by: Jean Sacren <sakiwit@gmail.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c
index 8f18e37892cb..330e7c0048a8 100644
--- a/scripts/kconfig/expr.c
+++ b/scripts/kconfig/expr.c
@@ -1087,7 +1087,7 @@ void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *
 
 static void expr_print_file_helper(void *data, struct symbol *sym, const char *str)
 {
-        fwrite(str, strlen(str), 1, data);
+        xfwrite(str, strlen(str), 1, data);
 }
 
 void expr_fprint(struct expr *e, FILE *out)