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-rw-r--r--stdio-common/vfscanf.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c
index ec4a264d65..d2302dd9a2 100644
--- a/stdio-common/vfscanf.c
+++ b/stdio-common/vfscanf.c
@@ -85,6 +85,11 @@
__libc_cleanup_end (0); \
return EOF; \
} while (0)
+# define fmt_error() do { \
+ _IO_funlockfile (s); \
+ __libc_cleanup_end (0); \
+ return EOF; \
+ } while (0)
# define ARGCHECK(s, format) \
do \
{ \
@@ -129,6 +134,10 @@
__set_errno (ENOMEM); \
return EOF; \
} while (0)
+# define fmt_error() do { \
+ funlockfile (s); \
+ return EOF; \
+ } while (0)
# define ARGCHECK(s, format) \
do \
{ \
@@ -1247,6 +1256,10 @@ __vfscanf (FILE *s, const char *format, va_list argptr)
number_signed = 0;
read_pointer = 1;
goto number;
+
+ default:
+ /* If this is an unknown format character punt. */
+ fmt_error ();
}
}