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don't deref NULL. Found by Klockwork (www.klocwork.com)

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8482 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris 2008-05-19 22:26:59 +00:00
parent 99118bb2c6
commit 05b9c163ed
1 changed files with 7 additions and 5 deletions

12
src/mod/applications/mod_dptools/mod_dptools.c

@ -901,12 +901,14 @@ SWITCH_STANDARD_APP(event_function)
for (x = 0; x < argc; x++) { for (x = 0; x < argc; x++) {
char *p, *this = argv[x]; char *p, *this = argv[x];
p = this;
while(*p == ' ') *p++ = '\0';
this = p;
if (this) { if (this) {
char *var = this, *val = NULL; char *var, *val;
p = this;
while(*p == ' ') *p++ = '\0';
this = p;
var = this;
val = NULL;
if ((val = strchr(var, '='))) { if ((val = strchr(var, '='))) {
p = val - 1; p = val - 1;
*val++ = '\0'; *val++ = '\0';