From b5096abe11166944e2de1bb8a27a1c36d02a63ef Mon Sep 17 00:00:00 2001 From: Phil Muldoon Date: Fri, 27 Feb 2009 19:33:06 +0000 Subject: [PATCH] 2009-02-27 Phil Muldoon * valprint.c (read_string): Rework clean-up logic. Use free_current_contents to clean-up buffer. --- gdb/ChangeLog | 5 +++++ gdb/valprint.c | 15 +++++---------- 2 files changed, 10 insertions(+), 10 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 64c0b53cb63..15c98f911c8 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2009-02-27 Phil Muldoon + + * valprint.c (read_string): Rework clean-up logic. Use + free_current_contents to clean-up buffer. + 2009-02-27 Andreas Schwab * MAINTAINERS: Update e-mail address. diff --git a/gdb/valprint.c b/gdb/valprint.c index d13dc4cd20c..b02e9dfd174 100644 --- a/gdb/valprint.c +++ b/gdb/valprint.c @@ -1226,13 +1226,14 @@ read_string (CORE_ADDR addr, int len, int width, unsigned int fetchlimit, some error, such as bumping into the end of the address space. */ found_nul = 0; - old_chain = make_cleanup (null_cleanup, 0); + *buffer = NULL; + + old_chain = make_cleanup (free_current_contents, buffer); if (len > 0) { *buffer = (gdb_byte *) xmalloc (len * width); bufptr = *buffer; - old_chain = make_cleanup (xfree, *buffer); nfetch = partial_memory_read (addr, bufptr, len * width, &errcode) / width; @@ -1243,8 +1244,6 @@ read_string (CORE_ADDR addr, int len, int width, unsigned int fetchlimit, { unsigned long bufsize = 0; - *buffer = NULL; - do { QUIT; @@ -1253,13 +1252,9 @@ read_string (CORE_ADDR addr, int len, int width, unsigned int fetchlimit, if (*buffer == NULL) *buffer = (gdb_byte *) xmalloc (nfetch * width); else - { - discard_cleanups (old_chain); - *buffer = (gdb_byte *) xrealloc (*buffer, - (nfetch + bufsize) * width); - } + *buffer = (gdb_byte *) xrealloc (*buffer, + (nfetch + bufsize) * width); - old_chain = make_cleanup (xfree, *buffer); bufptr = *buffer + bufsize * width; bufsize += nfetch; -- 2.30.2