Quiet a clang-analyzer false positive.

diff --git a/plugins/sudoers/getdate.c b/plugins/sudoers/getdate.c
index f8e8fc6dc4b1e0a752128ba8a7ecca6332f1d104..b577e9a4e72642883cfa4c621d48493f5916e599 100644 (file)
--- a/plugins/sudoers/getdate.c
+++ b/plugins/sudoers/getdate.c
@@ -1052,7 +1052,7 @@ static int yygrowstack()
 #else
 #define YY_SIZE_MAX 0x7fffffff
 #endif
-    if (newsize && YY_SIZE_MAX / newsize < sizeof *newss)
+    if (!newsize || YY_SIZE_MAX / newsize < sizeof *newss)
         goto bail;
     newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) :
       (short *)malloc(newsize * sizeof *newss); /* overflow check above */
@@ -1060,7 +1060,7 @@ static int yygrowstack()
         goto bail;
     yyss = newss;
     yyssp = newss + i;
-    if (newsize && YY_SIZE_MAX / newsize < sizeof *newvs)
+    if (!newsize || YY_SIZE_MAX / newsize < sizeof *newvs)
         goto bail;
     newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) :
       (YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */

diff --git a/plugins/sudoers/gram.c b/plugins/sudoers/gram.c
index 62d6086b8a0fa347ff299456120cd0deaff9857b..49c45c97f54a207a412cac87537ddf7e43794c6a 100644 (file)
--- a/plugins/sudoers/gram.c
+++ b/plugins/sudoers/gram.c
@@ -849,9 +849,9 @@ static int yygrowstack()
 #ifdef SIZE_MAX
 #define YY_SIZE_MAX SIZE_MAX
 #else
-#define YY_SIZE_MAX 0xffffffffU
+#define YY_SIZE_MAX 0x7fffffff
 #endif
-    if (newsize && YY_SIZE_MAX / newsize < sizeof *newss)
+    if (!newsize || YY_SIZE_MAX / newsize < sizeof *newss)
         goto bail;
     newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) :
       (short *)malloc(newsize * sizeof *newss); /* overflow check above */
@@ -859,7 +859,7 @@ static int yygrowstack()
         goto bail;
     yyss = newss;
     yyssp = newss + i;
-    if (newsize && YY_SIZE_MAX / newsize < sizeof *newvs)
+    if (!newsize || YY_SIZE_MAX / newsize < sizeof *newvs)
         goto bail;
     newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) :
       (YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */