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-rw-r--r--lib/libc/stdio/local.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libc/stdio/local.h b/lib/libc/stdio/local.h
index 9e1cad4..2cf2637 100644
--- a/lib/libc/stdio/local.h
+++ b/lib/libc/stdio/local.h
@@ -143,6 +143,6 @@ struct __sFILEX {
* orientation. If o < 0, the stream has byte-orientation.
*/
#define ORIENT(fp, o) do { \
- if ((fp)->_extra->orientation == 0) \
+ if ((fp)->_extra != NULL && (fp)->_extra->orientation == 0) \
(fp)->_extra->orientation = (o); \
} while (0)
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