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arch/i386/math-emu/* - compile warning

PATCH In review Stephen Biggs 1 participant 1 message Feb 14, 2005 Kernel janitors

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Stephen Biggs

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PATCH 1/21 arch/i386/math-emu/* - compile warning

Description: compile warning cleanup - handle copy_to/from_user error returns

Signed-off-by Stephen Biggs <[email protected]>
arch/i386/math-emu/fpu_entry.c +2 -1
diff -Nurdp -X dontdiff-osdl linux-2.6.11-rc3-mm2-original/arch/i386/math-emu/fpu_entry.c linux-2.6.11-rc3-mm2/arch/i386/math-emu/fpu_entry.c
@@ -742,7 +742,8 @@ int save_i387_soft(void *s387, struct _f
   S387->fcs &= ~0xf8000000;
   S387->fos |= 0xffff0000;
 #endif /* PECULIAR_486 */
-  __copy_to_user(d, &S387->cwd, 7*4);
+  if (__copy_to_user(d, &S387->cwd, 7*4))
+    return -1;
   RE_ENTRANT_CHECK_ON;
 
   d += 7*4;
arch/i386/math-emu/reg_ld_str.c +42 -10

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