svn commit: r296813 - head/bin/sh
Jilles Tjoelker
jilles at FreeBSD.org
Sun Mar 13 22:54:15 UTC 2016
Author: jilles
Date: Sun Mar 13 22:54:14 2016
New Revision: 296813
URL: https://svnweb.freebsd.org/changeset/base/296813
Log:
sh: Fix copying uninitialized field 'special'.
This just copied uninitialized data and did not depend on it later, so it
should not be dangerous.
Found by: clang static analyzer
Modified:
head/bin/sh/exec.c
Modified: head/bin/sh/exec.c
==============================================================================
--- head/bin/sh/exec.c Sun Mar 13 22:32:03 2016 (r296812)
+++ head/bin/sh/exec.c Sun Mar 13 22:54:14 2016 (r296813)
@@ -332,6 +332,7 @@ find_command(const char *name, struct cm
if (strchr(name, '/') != NULL) {
entry->cmdtype = CMDNORMAL;
entry->u.index = 0;
+ entry->special = 0;
return;
}
@@ -408,6 +409,7 @@ find_command(const char *name, struct cm
cmdp = &loc_cmd;
cmdp->cmdtype = CMDNORMAL;
cmdp->param.index = idx;
+ cmdp->special = 0;
INTON;
goto success;
}
@@ -420,6 +422,7 @@ find_command(const char *name, struct cm
}
entry->cmdtype = CMDUNKNOWN;
entry->u.index = 0;
+ entry->special = 0;
return;
success:
@@ -588,6 +591,7 @@ addcmdentry(const char *name, struct cmd
}
cmdp->cmdtype = entry->cmdtype;
cmdp->param = entry->u;
+ cmdp->special = entry->special;
INTON;
}
@@ -604,6 +608,7 @@ defun(const char *name, union node *func
INTOFF;
entry.cmdtype = CMDFUNCTION;
entry.u.func = copyfunc(func);
+ entry.special = 0;
addcmdentry(name, &entry);
INTON;
}
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