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xargs: Free argument before substitution - sbase - suckless unix tools |
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git clone git://git.suckless.org/sbase |
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--- |
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commit fc85dc819da6dcc83bc6da0bb01e725256d2977e |
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parent a1f0426699523809ba50db47829c038ee4b762ab |
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Author: Roberto E. Vargas Caballero <[email protected]> |
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Date: Fri, 22 Sep 2023 14:18:14 +0200 |
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xargs: Free argument before substitution |
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strnsubst() allocates a new array always, indepently of |
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the number of occurences of the replace string. |
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Diffstat: |
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M xargs.c | 2 ++ |
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1 file changed, 2 insertions(+), 0 deletions(-) |
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--- |
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diff --git a/xargs.c b/xargs.c |
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@@ -266,9 +266,11 @@ main(int argc, char *argv[]) |
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argsz += arglen + 1; |
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} else { |
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for (j = 1; j < i; j++) { |
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+ char *p = cmd[j]; |
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argsz -= strlen(cmd[j]); |
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strnsubst(&cmd[j], replstr, arg, 255); |
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argsz += strlen(cmd[j]); |
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+ free(p); |
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} |
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} |
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