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author | Florian Weimer <fweimer@redhat.com> | 2016-09-02 12:56:50 +0200 |
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committer | Florian Weimer <fweimer@redhat.com> | 2016-09-02 15:36:52 +0200 |
commit | 326e288b1e43832c138e5eb4521157d8aacef5b7 (patch) | |
tree | 4662ba87d63dfd1cac9e2543f1afcf9aecc7ca46 | |
parent | 2bad840e9d4b3e714b4f20ad6b46a76e7be1d8fe (diff) | |
download | glibc-326e288b1e43832c138e5eb4521157d8aacef5b7.zip glibc-326e288b1e43832c138e5eb4521157d8aacef5b7.tar.gz glibc-326e288b1e43832c138e5eb4521157d8aacef5b7.tar.bz2 |
vfprintf: Avoid creating a VLA which complicates stack management
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | stdio-common/vfprintf.c | 2 |
2 files changed, 6 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2016-09-02 Florian Weimer <fweimer@redhat.com> + + * stdio-common/vfprintf.c (process_string_arg): Use MB_LEN_MAX + instead of MB_CUR_MAX to avoid variable-length array. + 2016-09-01 Paul E. Murphy <murphyp@linux.vnet.ibm.com> * math/Makefile (libm-calls): Remove k_rem_pio2F. diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c index 6e428e9..13ab47a 100644 --- a/stdio-common/vfprintf.c +++ b/stdio-common/vfprintf.c @@ -1082,7 +1082,7 @@ static const uint8_t jump_table[] = LABEL (form_wcharacter): \ { \ /* Wide character. */ \ - char buf[MB_CUR_MAX]; \ + char buf[MB_LEN_MAX]; \ mbstate_t mbstate; \ size_t len; \ \ |