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author | Alan Modra <amodra@gmail.com> | 2023-08-03 08:56:24 +0930 |
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committer | Alan Modra <amodra@gmail.com> | 2023-08-03 21:19:54 +0930 |
commit | ebfd369c3e9c18318c46d4ddc3ad016905d975ea (patch) | |
tree | 99d4d34be7fb4e5982a4ec4bb9dd94bdb1ac4ade /gas | |
parent | eaf1fa5ac5972efe5041c835c3ac9fec3c6aa06c (diff) | |
download | fsf-binutils-gdb-ebfd369c3e9c18318c46d4ddc3ad016905d975ea.zip fsf-binutils-gdb-ebfd369c3e9c18318c46d4ddc3ad016905d975ea.tar.gz fsf-binutils-gdb-ebfd369c3e9c18318c46d4ddc3ad016905d975ea.tar.bz2 |
xtensa: sprintf sanitizer null destination pointer
* config/tc-xtensa.c (xtensa_add_config_info): Use auto buffer
rather than malloc. Use sprintf return value.
Diffstat (limited to 'gas')
-rw-r--r-- | gas/config/tc-xtensa.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/gas/config/tc-xtensa.c b/gas/config/tc-xtensa.c index fd3ed06..025376b 100644 --- a/gas/config/tc-xtensa.c +++ b/gas/config/tc-xtensa.c @@ -8979,16 +8979,15 @@ static void xtensa_add_config_info (void) { asection *info_sec; - char *data, *p; + char data[100]; + char *p; int sz; info_sec = subseg_new (".xtensa.info", 0); bfd_set_section_flags (info_sec, SEC_HAS_CONTENTS | SEC_READONLY); - data = XNEWVEC (char, 100); - sprintf (data, "USE_ABSOLUTE_LITERALS=%d\nABI=%d\n", - XSHAL_USE_ABSOLUTE_LITERALS, xtensa_abi_choice ()); - sz = strlen (data) + 1; + sz = 1 + sprintf (data, "USE_ABSOLUTE_LITERALS=%d\nABI=%d\n", + XSHAL_USE_ABSOLUTE_LITERALS, xtensa_abi_choice ()); /* Add enough null terminators to pad to a word boundary. */ do @@ -9015,8 +9014,6 @@ xtensa_add_config_info (void) /* Finally, write the descriptor. */ p = frag_more (sz); memcpy (p, data, sz); - - free (data); } |