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authorUlrich Drepper <drepper@redhat.com>2003-12-29 00:42:16 +0000
committerUlrich Drepper <drepper@redhat.com>2003-12-29 00:42:16 +0000
commita96c63edd2c1b291741d443ba4e93144168eca72 (patch)
tree26d69b839c0dc35c51b7b40ba896c490d6f430a3 /posix/regexec.c
parent5a299c962e5e096919470ba77a92522c278ad63a (diff)
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Update.
	* posix/regcomp.c (mark_opt_subexp_iter): Declare IDX as int.

	* posix/regexec.c (re_copy_regs): Fix testing for failed allocation.
	_IO_peekc_unlocked, _IO_putc_unlocked, _IO_getwc_unlocked, and
Diffstat (limited to 'posix/regexec.c')
-rw-r--r--posix/regexec.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/posix/regexec.c b/posix/regexec.c
index 8f1f8c6b1f..9d1af80c0d 100644
--- a/posix/regexec.c
+++ b/posix/regexec.c
@@ -455,10 +455,10 @@ re_copy_regs (regs, pmatch, nregs, regs_allocated)
   if (regs_allocated == REGS_UNALLOCATED)
     { /* No.  So allocate them with malloc.  We allocate the arrays
 	 for the start and end in one block.  */
-      regs->start = re_malloc (regoff_t, 2 * need_regs);
-      if (BE (regs->start == NULL, 0))
+      regs->start = re_malloc (regoff_t, need_regs);
+      regs->end = re_malloc (regoff_t, need_regs);
+      if (BE (regs->start == NULL, 0) || BE (regs->end == NULL, 0))
 	return REGS_UNALLOCATED;
-      regs->end = regs->start + need_regs;
       regs->num_regs = need_regs;
     }
   else if (regs_allocated == REGS_REALLOCATE)
@@ -467,13 +467,10 @@ re_copy_regs (regs, pmatch, nregs, regs_allocated)
 	 leave it alone.  */
       if (BE (need_regs > regs->num_regs, 0))
 	{
-	  regs->start = re_realloc (regs->start, regoff_t, 2 * need_regs);
-	  if (BE (regs->start == NULL, 0))
-	    {
-	      regs->end = NULL;
-	      return REGS_UNALLOCATED;
-	    }
-	  regs->end = regs->start + need_regs;
+	  regs->start = re_realloc (regs->start, regoff_t, need_regs);
+	  regs->end = re_realloc (regs->end, regoff_t, need_regs);
+	  if (BE (regs->start == NULL, 0) || BE (regs->end == NULL, 0))
+	    return REGS_UNALLOCATED;
 	  regs->num_regs = need_regs;
 	}
     }