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Merge remote-tracking branch 'remotes/quic/tags/pull-hex-20210812' into staging

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Hexagon (disas/hexagon.c) fix memory leak for early exit

Don't allocate the string until error conditions have been checked

Fixes: a00cfed0e ("Hexagon (disas) disassembler")
Eliminate Coverity CID 1460121 (Resource leak)

# gpg: Signature made Fri 13 Aug 2021 04:03:00 BST
# gpg:                using RSA key 7B0244FB12DE4422
# gpg: Good signature from "Taylor Simpson (Rock on) <tsimpson@quicinc.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 3635 C788 CE62 B91F D4C5  9AB4 7B02 44FB 12DE 4422

* remotes/quic/tags/pull-hex-20210812:
  Hexagon (disas/hexagon.c) fix memory leak for early exit cases

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell
2021-08-15 11:14:23 +01:00
parent 2edf8ac5bd a7686d5d85
commit f1a1a93646
1 changed files with 2 additions and 1 deletions
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3
disas/hexagon.c
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@ -33,7 +33,7 @@ int print_insn_hexagon(bfd_vma memaddr, struct disassemble_info *info)
{
uint32_t words[PACKET_WORDS_MAX];
bool found_end = false;
GString *buf = g_string_sized_new(PACKET_BUFFER_LEN);
GString *buf;
int i, len;
for (i = 0; i < PACKET_WORDS_MAX && !found_end; i++) {
@ -57,6 +57,7 @@ int print_insn_hexagon(bfd_vma memaddr, struct disassemble_info *info)
return PACKET_WORDS_MAX * sizeof(uint32_t);
}
buf = g_string_sized_new(PACKET_BUFFER_LEN);
len = disassemble_hexagon(words, i, memaddr, buf);
(*info->fprintf_func)(info->stream, "%s", buf->str);
g_string_free(buf, true);