Messages in this thread Patch in this message | | | From | Reinhard Tartler <> | Subject | [PATCH] kconfig: Fix checking return value of 'fwrite' | Date | Thu, 06 Oct 2011 13:14:36 +0200 |
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fwrite indicates '1' written member if a zero-length string is written. --- scripts/kconfig/lkc.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h index b633bdb..727d265 100644 --- a/scripts/kconfig/lkc.h +++ b/scripts/kconfig/lkc.h @@ -90,7 +90,7 @@ struct conf_printer { /* confdata.c and expr.c */ static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out) { - if (fwrite(str, len, count, out) < count) + if (len > 0 && fwrite(str, len, count, out) < count) fprintf(stderr, "\nError in writing or end of file.\n"); } -- 1.7.0.4 -- Reinhard Tartler Department of Computer Science IV Martensstr 1, 91058 Erlangen Germany, University of Erlangen-Nuremberg http://www4.informatik.uni-erlangen.de/~tartler
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