989d921f5d
I'm very pleased to announce the release of our new website and documentation using the new toolchain with Hugo and AsciiDoctor. To get more information about the new toolchain please read the FreeBSD Documentation Project Primer[1], Hugo docs[2] and AsciiDoctor docs[3]. Acknowledgment: Benedict Reuschling <bcr@> Glen Barber <gjb@> Hiroki Sato <hrs@> Li-Wen Hsu <lwhsu@> Sean Chittenden <seanc@> The FreeBSD Foundation [1] https://docs.FreeBSD.org/en/books/fdp-primer/ [2] https://gohugo.io/documentation/ [3] https://docs.asciidoctor.org/home/ Approved by: doceng, core
30 lines
990 B
Diff
30 lines
990 B
Diff
Index: sys/i386/i386/sys_machdep.c
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===================================================================
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RCS file: /home/ncvs/src/sys/i386/i386/sys_machdep.c,v
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retrieving revision 1.100
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diff -u -p -r1.100 sys_machdep.c
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--- sys/i386/i386/sys_machdep.c 19 Apr 2005 13:52:27 -0000 1.100
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+++ sys/i386/i386/sys_machdep.c 4 May 2005 00:39:36 -0000
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@@ -476,10 +476,6 @@ i386_get_ldt(td, uap)
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uap->start, uap->num, (void *)uap->descs);
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#endif
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- /* verify range of LDTs exist */
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- if ((uap->start < 0) || (uap->num <= 0))
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- return(EINVAL);
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-
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if (pldt) {
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nldt = pldt->ldt_len;
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num = min(uap->num, nldt);
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@@ -489,7 +485,10 @@ i386_get_ldt(td, uap)
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num = min(uap->num, nldt);
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lp = &ldt[uap->start];
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}
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- if (uap->start + num > nldt)
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+
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+ if ((uap->start > (unsigned int)nldt) ||
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+ ((unsigned int)num > (unsigned int)nldt) ||
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+ ((unsigned int)(uap->start + num) > (unsigned int)nldt))
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return(EINVAL);
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error = copyout(lp, uap->descs, num * sizeof(union descriptor));
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