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Bug#19474 readline bug: mysql: free(): invalid pointer

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- Write to uninitialised memory occured since _rl_rapped_lines buffer
   was not extended in CHECK_INV_LBREAKS macro
 - Patch submitted to bug-readline@gnu.org


cmd-line-utils/readline/display.c:
  Extend _rl_wrapped_lines everytime inv_lbsize is increased
This commit is contained in:
unknown 2007-01-29 12:24:08 +01:00
parent 7d4477f866
commit 9a0b8eb1ea
1 changed files with 12 additions and 0 deletions
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12
cmd-line-utils/readline/display.c
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@ -524,6 +524,17 @@ rl_redisplay ()
wrap_offset = prompt_invis_chars_first_line = 0;
}
#if defined (HANDLE_MULTIBYTE)
#define CHECK_INV_LBREAKS() \
do { \
if (newlines >= (inv_lbsize - 2)) \
{ \
inv_lbsize *= 2; \
inv_lbreaks = (int *)xrealloc (inv_lbreaks, inv_lbsize * sizeof (int)); \
_rl_wrapped_line = (int *)xrealloc (_rl_wrapped_line, inv_lbsize * sizeof (int)); \
} \
} while (0)
#else
#define CHECK_INV_LBREAKS() \
do { \
if (newlines >= (inv_lbsize - 2)) \
@ -532,6 +543,7 @@ rl_redisplay ()
inv_lbreaks = (int *)xrealloc (inv_lbreaks, inv_lbsize * sizeof (int)); \
} \
} while (0)
#endif
#if defined (HANDLE_MULTIBYTE)
#define CHECK_LPOS() \