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patch 8.2.1896: valgrind warns for using uninitialized memory

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Problem:    Valgrind warns for using uninitialized memory.
Solution:   NUL terminate the SmcOpenConnection() error message. (Dominique
            Pellé, closes #7194)
This commit is contained in:
Bram Moolenaar
2020-10-24 13:30:51 +02:00
parent 210681c509
commit e1be11864d
2 changed files with 7 additions and 2 deletions
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7
src/os_unix.c
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@@ -8068,10 +8068,13 @@ xsmp_init(void)
errorstring);
if (xsmp.smcconn == NULL)
{
char errorreport[132];
if (p_verbose > 0)
{
char errorreport[132];
// If the message is too long it might not be NUL terminated. Add
// a NUL at the end to make sure we don't go over the end.
errorstring[sizeof(errorstring) - 1] = NUL;
vim_snprintf(errorreport, sizeof(errorreport),
_("XSMP SmcOpenConnection failed: %s"), errorstring);
verb_msg(errorreport);