In build_iovec(), if passed in len is -1, check to see if
val is NULL before doing strlen() to calculate new len. Submitted by: maxim
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c22d354139
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9fce8c898e
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=152417
@ -40,7 +40,6 @@ __FBSDID("$FreeBSD$");
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#include <sys/stat.h>
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#include <sys/uio.h>
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#include <assert.h>
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#include <err.h>
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#include <errno.h>
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#include <stdarg.h>
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@ -155,8 +154,12 @@ build_iovec(struct iovec **iov, int *iovlen, const char *name, void *val,
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(*iov)[i].iov_len = strlen(name) + 1;
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i++;
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(*iov)[i].iov_base = val;
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if (len == (size_t)-1)
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if (len == (size_t)-1) {
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if (val != NULL)
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len = strlen(val) + 1;
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else
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len = 0;
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}
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(*iov)[i].iov_len = (int)len;
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*iovlen = ++i;
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}
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