Fixed potential use of un-initialized var (detected by Coverity)

diff --git a/ext/ereg/regex/regcomp.c b/ext/ereg/regex/regcomp.c
index ec034d4c4ce25c2ebc2881bad50f9d0e82c62713..d72cc829403be37d9849f6f73e6eeef55c0cd082 100644 (file)
--- a/ext/ereg/regex/regcomp.c
+++ b/ext/ereg/regex/regcomp.c
@@ -1553,6 +1553,11 @@ register struct re_guts *g;
        if (g->mlen == 0)               /* there isn't one */
                return;
 
+       if (!start) {
+               g->mlen = 0;
+               return;
+       }
+
        /* turn it into a character string */
        g->must = malloc((size_t)g->mlen + 1);
        if (g->must == NULL) {          /* argh; just forget it */

diff --git a/regex/regcomp.c b/regex/regcomp.c
index ec034d4c4ce25c2ebc2881bad50f9d0e82c62713..d72cc829403be37d9849f6f73e6eeef55c0cd082 100644 (file)
--- a/regex/regcomp.c
+++ b/regex/regcomp.c
@@ -1553,6 +1553,11 @@ register struct re_guts *g;
        if (g->mlen == 0)               /* there isn't one */
                return;
 
+       if (!start) {
+               g->mlen = 0;
+               return;
+       }
+
        /* turn it into a character string */
        g->must = malloc((size_t)g->mlen + 1);
        if (g->must == NULL) {          /* argh; just forget it */