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The nargvstr and nenvstr properties of arginfo are ints, not longs,

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so should be copied to userspace with suword32() instead of suword().
This alleviates problems on 64-bit big-endian architectures, and is a
no-op on all 32-bit architectures.

Tested on:	amd64, sparc64, powerpc64
This commit is contained in:
nwhitehorn 2010-03-24 03:13:24 +00:00
parent 3d3046680b
commit 32325226c5
1 changed files with 2 additions and 2 deletions
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4
sys/kern/kern_exec.c
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@ -1260,7 +1260,7 @@ exec_copyout_strings(imgp)
* Fill in "ps_strings" struct for ps, w, etc.
*/
suword(&arginfo->ps_argvstr, (long)(intptr_t)vectp);
suword(&arginfo->ps_nargvstr, argc);
suword32(&arginfo->ps_nargvstr, argc);
/*
* Fill in argument portion of vector table.
@ -1276,7 +1276,7 @@ exec_copyout_strings(imgp)
suword(vectp++, 0);
suword(&arginfo->ps_envstr, (long)(intptr_t)vectp);
suword(&arginfo->ps_nenvstr, envc);
suword32(&arginfo->ps_nenvstr, envc);
/*
* Fill in environment portion of vector table.