Patch 8.2.0394

[Bram Moolenaar]

Patch 8.2.0394
Problem: Coverity complains about using NULL pointer.
Solution: Use empty string when option value is NULL.
Files: src/optionstr.c


*** ../vim-8.2.0393/src/optionstr.c 2020-02-01 21:57:00.848520936 +0100
--- src/optionstr.c 2020-03-16 20:26:26.979696768 +0100
***************
*** 500,506 ****
if (is_hidden_option(opt_idx)) // don't set hidden option
return NULL;

! s = vim_strsave(value);
if (s != NULL)
{
varp = (char_u **)get_option_varp_scope(opt_idx,
--- 500,506 ----
if (is_hidden_option(opt_idx)) // don't set hidden option
return NULL;

! s = vim_strsave(value == NULL ? (char_u *)"" : value);
if (s != NULL)
{
varp = (char_u **)get_option_varp_scope(opt_idx,
*** ../vim-8.2.0393/src/version.c 2020-03-16 20:07:13.359874451 +0100
--- src/version.c 2020-03-16 20:27:18.499512245 +0100
***************
*** 740,741 ****
--- 740,743 ----
{ /* Add new patch number below this line */
+ /**/
+ 394,
/**/

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/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
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