gnucash maint: Bug 797924 - Crash when searching for customer to process payment.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/029f3283 (commit)
	from  https://github.com/Gnucash/gnucash/commit/65c0e3c9 (commit)



commit 029f3283e70cd19d73304350787420220fe41aaf
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jan 30 13:02:58 2021 -0800

    Bug 797924 - Crash when searching for customer to process payment.
    
    get_guid->param_getfcn() can apparently return NULL, so we must check
    before dereferencing it to copy its value.



Summary of changes:
 gnucash/gnome-search/gnc-general-search.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)